Home / 124,008.03-170,827.38-89,916.35

Finding the Fourth Proportional to 124,008.03, 170,827.38 and 89,916.35

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Solution

The fourth proportional to 124,008.03, 170,827.38 and 89,916.35 is: 123,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,008.03 : 170,827.38 = 89,916.35 : x
  2. Step 2: Convert to fraction form
    124,008.03/170,827.38 = 89,916.35/x
  3. Step 3: Cross multiply
    124,008.03x = 170,827.38 × 89,916.35
  4. Step 4: Simplify right side
    124,008.03x = 15,360,173,635.53
  5. Step 5: Solve for x
    x = 15,360,173,635.53/124,008.03
  6. Step 6: Final answer
    x = 123,864.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.