Home / 115,937.30-174,117.15-101,422.10

Finding the Fourth Proportional to 115,937.30, 174,117.15 and 101,422.10

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Solution

The fourth proportional to 115,937.30, 174,117.15 and 101,422.10 is: 152,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,937.30 : 174,117.15 = 101,422.10 : x
  2. Step 2: Convert to fraction form
    115,937.30/174,117.15 = 101,422.10/x
  3. Step 3: Cross multiply
    115,937.30x = 174,117.15 × 101,422.10
  4. Step 4: Simplify right side
    115,937.30x = 17,659,326,999.02
  5. Step 5: Solve for x
    x = 17,659,326,999.02/115,937.30
  6. Step 6: Final answer
    x = 152,317.91

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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.