Home / 124,007.32-185,901.54-45,107.74

Finding the Fourth Proportional to 124,007.32, 185,901.54 and 45,107.74

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Solution

The fourth proportional to 124,007.32, 185,901.54 and 45,107.74 is: 67,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,007.32 : 185,901.54 = 45,107.74 : x
  2. Step 2: Convert to fraction form
    124,007.32/185,901.54 = 45,107.74/x
  3. Step 3: Cross multiply
    124,007.32x = 185,901.54 × 45,107.74
  4. Step 4: Simplify right side
    124,007.32x = 8,385,598,331.92
  5. Step 5: Solve for x
    x = 8,385,598,331.92/124,007.32
  6. Step 6: Final answer
    x = 67,621.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.