Home / 93,613.68-129,188.88-51,176.16

Finding the Fourth Proportional to 93,613.68, 129,188.88 and 51,176.16

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Solution

The fourth proportional to 93,613.68, 129,188.88 and 51,176.16 is: 70,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,613.68 : 129,188.88 = 51,176.16 : x
  2. Step 2: Convert to fraction form
    93,613.68/129,188.88 = 51,176.16/x
  3. Step 3: Cross multiply
    93,613.68x = 129,188.88 × 51,176.16
  4. Step 4: Simplify right side
    93,613.68x = 6,611,390,793.10
  5. Step 5: Solve for x
    x = 6,611,390,793.10/93,613.68
  6. Step 6: Final answer
    x = 70,624.20

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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.