Home / 62,712.18-86,543.51-34,417.26

Finding the Fourth Proportional to 62,712.18, 86,543.51 and 34,417.26

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Solution

The fourth proportional to 62,712.18, 86,543.51 and 34,417.26 is: 47,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,712.18 : 86,543.51 = 34,417.26 : x
  2. Step 2: Convert to fraction form
    62,712.18/86,543.51 = 34,417.26/x
  3. Step 3: Cross multiply
    62,712.18x = 86,543.51 × 34,417.26
  4. Step 4: Simplify right side
    62,712.18x = 2,978,590,312.90
  5. Step 5: Solve for x
    x = 2,978,590,312.90/62,712.18
  6. Step 6: Final answer
    x = 47,496.20

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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.