Home / 93,688.86-129,289.56-51,246.88

Finding the Fourth Proportional to 93,688.86, 129,289.56 and 51,246.88

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Solution

The fourth proportional to 93,688.86, 129,289.56 and 51,246.88 is: 70,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,688.86 : 129,289.56 = 51,246.88 : x
  2. Step 2: Convert to fraction form
    93,688.86/129,289.56 = 51,246.88/x
  3. Step 3: Cross multiply
    93,688.86x = 129,289.56 × 51,246.88
  4. Step 4: Simplify right side
    93,688.86x = 6,625,686,566.57
  5. Step 5: Solve for x
    x = 6,625,686,566.57/93,688.86
  6. Step 6: Final answer
    x = 70,720.11

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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.