Home / 147,832.52-221,617.14-54,316.40

Finding the Fourth Proportional to 147,832.52, 221,617.14 and 54,316.40

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Solution

The fourth proportional to 147,832.52, 221,617.14 and 54,316.40 is: 81,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,832.52 : 221,617.14 = 54,316.40 : x
  2. Step 2: Convert to fraction form
    147,832.52/221,617.14 = 54,316.40/x
  3. Step 3: Cross multiply
    147,832.52x = 221,617.14 × 54,316.40
  4. Step 4: Simplify right side
    147,832.52x = 12,037,445,223.10
  5. Step 5: Solve for x
    x = 12,037,445,223.10/147,832.52
  6. Step 6: Final answer
    x = 81,426.23

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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.