Home / 98,656.03-136,142.00-62,377.00

Finding the Fourth Proportional to 98,656.03, 136,142.00 and 62,377.00

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Solution

The fourth proportional to 98,656.03, 136,142.00 and 62,377.00 is: 86,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,656.03 : 136,142.00 = 62,377.00 : x
  2. Step 2: Convert to fraction form
    98,656.03/136,142.00 = 62,377.00/x
  3. Step 3: Cross multiply
    98,656.03x = 136,142.00 × 62,377.00
  4. Step 4: Simplify right side
    98,656.03x = 8,492,129,881.47
  5. Step 5: Solve for x
    x = 8,492,129,881.47/98,656.03
  6. Step 6: Final answer
    x = 86,078.16

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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.