Home / 93,586.28-129,149.13-51,144.81

Finding the Fourth Proportional to 93,586.28, 129,149.13 and 51,144.81

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Solution

The fourth proportional to 93,586.28, 129,149.13 and 51,144.81 is: 70,579.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,586.28 : 129,149.13 = 51,144.81 : x
  2. Step 2: Convert to fraction form
    93,586.28/129,149.13 = 51,144.81/x
  3. Step 3: Cross multiply
    93,586.28x = 129,149.13 × 51,144.81
  4. Step 4: Simplify right side
    93,586.28x = 6,605,307,715.52
  5. Step 5: Solve for x
    x = 6,605,307,715.52/93,586.28
  6. Step 6: Final answer
    x = 70,579.88

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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.