Home / 108,433.01-149,637.53-60,686.35

Finding the Fourth Proportional to 108,433.01, 149,637.53 and 60,686.35

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Solution

The fourth proportional to 108,433.01, 149,637.53 and 60,686.35 is: 83,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,433.01 : 149,637.53 = 60,686.35 : x
  2. Step 2: Convert to fraction form
    108,433.01/149,637.53 = 60,686.35/x
  3. Step 3: Cross multiply
    108,433.01x = 149,637.53 × 60,686.35
  4. Step 4: Simplify right side
    108,433.01x = 9,080,954,841.19
  5. Step 5: Solve for x
    x = 9,080,954,841.19/108,433.01
  6. Step 6: Final answer
    x = 83,747.15

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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.