Home / 93,686.69-129,289.46-51,246.13

Finding the Fourth Proportional to 93,686.69, 129,289.46 and 51,246.13

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Solution

The fourth proportional to 93,686.69, 129,289.46 and 51,246.13 is: 70,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,686.69 : 129,289.46 = 51,246.13 : x
  2. Step 2: Convert to fraction form
    93,686.69/129,289.46 = 51,246.13/x
  3. Step 3: Cross multiply
    93,686.69x = 129,289.46 × 51,246.13
  4. Step 4: Simplify right side
    93,686.69x = 6,625,584,474.79
  5. Step 5: Solve for x
    x = 6,625,584,474.79/93,686.69
  6. Step 6: Final answer
    x = 70,720.66

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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.