Home / 104,702.04-157,052.34-42,371.64

Finding the Fourth Proportional to 104,702.04, 157,052.34 and 42,371.64

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Solution

The fourth proportional to 104,702.04, 157,052.34 and 42,371.64 is: 63,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,702.04 : 157,052.34 = 42,371.64 : x
  2. Step 2: Convert to fraction form
    104,702.04/157,052.34 = 42,371.64/x
  3. Step 3: Cross multiply
    104,702.04x = 157,052.34 × 42,371.64
  4. Step 4: Simplify right side
    104,702.04x = 6,654,565,211.64
  5. Step 5: Solve for x
    x = 6,654,565,211.64/104,702.04
  6. Step 6: Final answer
    x = 63,557.17

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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.