Home / 98,984.04-136,562.18-65,010.93

Finding the Fourth Proportional to 98,984.04, 136,562.18 and 65,010.93

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Solution

The fourth proportional to 98,984.04, 136,562.18 and 65,010.93 is: 89,691.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,984.04 : 136,562.18 = 65,010.93 : x
  2. Step 2: Convert to fraction form
    98,984.04/136,562.18 = 65,010.93/x
  3. Step 3: Cross multiply
    98,984.04x = 136,562.18 × 65,010.93
  4. Step 4: Simplify right side
    98,984.04x = 8,878,033,999.57
  5. Step 5: Solve for x
    x = 8,878,033,999.57/98,984.04
  6. Step 6: Final answer
    x = 89,691.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.