Home / 657,812.10-986,718.15-159,176.10

Finding the Fourth Proportional to 657,812.10, 986,718.15 and 159,176.10

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Solution

The fourth proportional to 657,812.10, 986,718.15 and 159,176.10 is: 238,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,812.10 : 986,718.15 = 159,176.10 : x
  2. Step 2: Convert to fraction form
    657,812.10/986,718.15 = 159,176.10/x
  3. Step 3: Cross multiply
    657,812.10x = 986,718.15 × 159,176.10
  4. Step 4: Simplify right side
    657,812.10x = 157,061,946,916.22
  5. Step 5: Solve for x
    x = 157,061,946,916.22/657,812.10
  6. Step 6: Final answer
    x = 238,764.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.