Home / 116,613.70-174,920.55-83,436.10

Finding the Fourth Proportional to 116,613.70, 174,920.55 and 83,436.10

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Solution

The fourth proportional to 116,613.70, 174,920.55 and 83,436.10 is: 125,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,613.70 : 174,920.55 = 83,436.10 : x
  2. Step 2: Convert to fraction form
    116,613.70/174,920.55 = 83,436.10/x
  3. Step 3: Cross multiply
    116,613.70x = 174,920.55 × 83,436.10
  4. Step 4: Simplify right side
    116,613.70x = 14,594,688,501.86
  5. Step 5: Solve for x
    x = 14,594,688,501.86/116,613.70
  6. Step 6: Final answer
    x = 125,154.15

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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.