Home / 160,423.08-240,871.18-89,484.32

Finding the Fourth Proportional to 160,423.08, 240,871.18 and 89,484.32

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Solution

The fourth proportional to 160,423.08, 240,871.18 and 89,484.32 is: 134,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,423.08 : 240,871.18 = 89,484.32 : x
  2. Step 2: Convert to fraction form
    160,423.08/240,871.18 = 89,484.32/x
  3. Step 3: Cross multiply
    160,423.08x = 240,871.18 × 89,484.32
  4. Step 4: Simplify right side
    160,423.08x = 21,554,193,749.90
  5. Step 5: Solve for x
    x = 21,554,193,749.90/160,423.08
  6. Step 6: Final answer
    x = 134,358.43

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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.