Home / 93,684.57-129,287.76-51,243.06

Finding the Fourth Proportional to 93,684.57, 129,287.76 and 51,243.06

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Solution

The fourth proportional to 93,684.57, 129,287.76 and 51,243.06 is: 70,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,684.57 : 129,287.76 = 51,243.06 : x
  2. Step 2: Convert to fraction form
    93,684.57/129,287.76 = 51,243.06/x
  3. Step 3: Cross multiply
    93,684.57x = 129,287.76 × 51,243.06
  4. Step 4: Simplify right side
    93,684.57x = 6,625,101,023.86
  5. Step 5: Solve for x
    x = 6,625,101,023.86/93,684.57
  6. Step 6: Final answer
    x = 70,717.10

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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.