Home / 106,916.69-147,549.66-59,170.05

Finding the Fourth Proportional to 106,916.69, 147,549.66 and 59,170.05

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Solution

The fourth proportional to 106,916.69, 147,549.66 and 59,170.05 is: 81,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,916.69 : 147,549.66 = 59,170.05 : x
  2. Step 2: Convert to fraction form
    106,916.69/147,549.66 = 59,170.05/x
  3. Step 3: Cross multiply
    106,916.69x = 147,549.66 × 59,170.05
  4. Step 4: Simplify right side
    106,916.69x = 8,730,520,759.68
  5. Step 5: Solve for x
    x = 8,730,520,759.68/106,916.69
  6. Step 6: Final answer
    x = 81,657.23

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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.