Home / 109,988.04-165,044.47-59,386.39

Finding the Fourth Proportional to 109,988.04, 165,044.47 and 59,386.39

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Solution

The fourth proportional to 109,988.04, 165,044.47 and 59,386.39 is: 89,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,988.04 : 165,044.47 = 59,386.39 : x
  2. Step 2: Convert to fraction form
    109,988.04/165,044.47 = 59,386.39/x
  3. Step 3: Cross multiply
    109,988.04x = 165,044.47 × 59,386.39
  4. Step 4: Simplify right side
    109,988.04x = 9,801,395,262.76
  5. Step 5: Solve for x
    x = 9,801,395,262.76/109,988.04
  6. Step 6: Final answer
    x = 89,113.28

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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.