Home / 113,819.03-157,078.95-62,841.58

Finding the Fourth Proportional to 113,819.03, 157,078.95 and 62,841.58

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Solution

The fourth proportional to 113,819.03, 157,078.95 and 62,841.58 is: 86,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,819.03 : 157,078.95 = 62,841.58 : x
  2. Step 2: Convert to fraction form
    113,819.03/157,078.95 = 62,841.58/x
  3. Step 3: Cross multiply
    113,819.03x = 157,078.95 × 62,841.58
  4. Step 4: Simplify right side
    113,819.03x = 9,871,088,617.35
  5. Step 5: Solve for x
    x = 9,871,088,617.35/113,819.03
  6. Step 6: Final answer
    x = 86,726.17

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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.