Home / 93,613.57-129,171.63-53,328.11

Finding the Fourth Proportional to 93,613.57, 129,171.63 and 53,328.11

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Solution

The fourth proportional to 93,613.57, 129,171.63 and 53,328.11 is: 73,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,613.57 : 129,171.63 = 53,328.11 : x
  2. Step 2: Convert to fraction form
    93,613.57/129,171.63 = 53,328.11/x
  3. Step 3: Cross multiply
    93,613.57x = 129,171.63 × 53,328.11
  4. Step 4: Simplify right side
    93,613.57x = 6,888,479,216.45
  5. Step 5: Solve for x
    x = 6,888,479,216.45/93,613.57
  6. Step 6: Final answer
    x = 73,584.20

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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.