Home / 93,521.16-129,059.20-51,079.79

Finding the Fourth Proportional to 93,521.16, 129,059.20 and 51,079.79

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Solution

The fourth proportional to 93,521.16, 129,059.20 and 51,079.79 is: 70,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,521.16 : 129,059.20 = 51,079.79 : x
  2. Step 2: Convert to fraction form
    93,521.16/129,059.20 = 51,079.79/x
  3. Step 3: Cross multiply
    93,521.16x = 129,059.20 × 51,079.79
  4. Step 4: Simplify right side
    93,521.16x = 6,592,317,028.52
  5. Step 5: Solve for x
    x = 6,592,317,028.52/93,521.16
  6. Step 6: Final answer
    x = 70,490.11

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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.