Home / 115,071.90-172,624.86-58,943.76

Finding the Fourth Proportional to 115,071.90, 172,624.86 and 58,943.76

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Solution

The fourth proportional to 115,071.90, 172,624.86 and 58,943.76 is: 88,424.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,071.90 : 172,624.86 = 58,943.76 : x
  2. Step 2: Convert to fraction form
    115,071.90/172,624.86 = 58,943.76/x
  3. Step 3: Cross multiply
    115,071.90x = 172,624.86 × 58,943.76
  4. Step 4: Simplify right side
    115,071.90x = 10,175,158,317.87
  5. Step 5: Solve for x
    x = 10,175,158,317.87/115,071.90
  6. Step 6: Final answer
    x = 88,424.35

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1.5x scale

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.