Home / 106,881.15-160,272.30-60,134.02

Finding the Fourth Proportional to 106,881.15, 160,272.30 and 60,134.02

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Solution

The fourth proportional to 106,881.15, 160,272.30 and 60,134.02 is: 90,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,881.15 : 160,272.30 = 60,134.02 : x
  2. Step 2: Convert to fraction form
    106,881.15/160,272.30 = 60,134.02/x
  3. Step 3: Cross multiply
    106,881.15x = 160,272.30 × 60,134.02
  4. Step 4: Simplify right side
    106,881.15x = 9,637,817,693.65
  5. Step 5: Solve for x
    x = 9,637,817,693.65/106,881.15
  6. Step 6: Final answer
    x = 90,173.22

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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.