Home / 93,686.28-129,289.14-51,244.85

Finding the Fourth Proportional to 93,686.28, 129,289.14 and 51,244.85

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Solution

The fourth proportional to 93,686.28, 129,289.14 and 51,244.85 is: 70,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,686.28 : 129,289.14 = 51,244.85 : x
  2. Step 2: Convert to fraction form
    93,686.28/129,289.14 = 51,244.85/x
  3. Step 3: Cross multiply
    93,686.28x = 129,289.14 × 51,244.85
  4. Step 4: Simplify right side
    93,686.28x = 6,625,401,939.48
  5. Step 5: Solve for x
    x = 6,625,401,939.48/93,686.28
  6. Step 6: Final answer
    x = 70,719.02

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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.