Home / 104,925.12-157,260.24-48,688.80

Finding the Fourth Proportional to 104,925.12, 157,260.24 and 48,688.80

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Solution

The fourth proportional to 104,925.12, 157,260.24 and 48,688.80 is: 72,974.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,925.12 : 157,260.24 = 48,688.80 : x
  2. Step 2: Convert to fraction form
    104,925.12/157,260.24 = 48,688.80/x
  3. Step 3: Cross multiply
    104,925.12x = 157,260.24 × 48,688.80
  4. Step 4: Simplify right side
    104,925.12x = 7,656,812,373.31
  5. Step 5: Solve for x
    x = 7,656,812,373.31/104,925.12
  6. Step 6: Final answer
    x = 72,974.06

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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.