Home / 93,731.48-129,348.90-50,710.86

Finding the Fourth Proportional to 93,731.48, 129,348.90 and 50,710.86

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Solution

The fourth proportional to 93,731.48, 129,348.90 and 50,710.86 is: 69,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,731.48 : 129,348.90 = 50,710.86 : x
  2. Step 2: Convert to fraction form
    93,731.48/129,348.90 = 50,710.86/x
  3. Step 3: Cross multiply
    93,731.48x = 129,348.90 × 50,710.86
  4. Step 4: Simplify right side
    93,731.48x = 6,559,393,959.05
  5. Step 5: Solve for x
    x = 6,559,393,959.05/93,731.48
  6. Step 6: Final answer
    x = 69,980.69

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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.