Home / 169,613.68-234,071.10-93,140.32

Finding the Fourth Proportional to 169,613.68, 234,071.10 and 93,140.32

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Solution

The fourth proportional to 169,613.68, 234,071.10 and 93,140.32 is: 128,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,613.68 : 234,071.10 = 93,140.32 : x
  2. Step 2: Convert to fraction form
    169,613.68/234,071.10 = 93,140.32/x
  3. Step 3: Cross multiply
    169,613.68x = 234,071.10 × 93,140.32
  4. Step 4: Simplify right side
    169,613.68x = 21,801,457,156.75
  5. Step 5: Solve for x
    x = 21,801,457,156.75/169,613.68
  6. Step 6: Final answer
    x = 128,535.96

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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.