Home / 107,054.47-147,744.17-59,312.26

Finding the Fourth Proportional to 107,054.47, 147,744.17 and 59,312.26

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Solution

The fourth proportional to 107,054.47, 147,744.17 and 59,312.26 is: 81,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,054.47 : 147,744.17 = 59,312.26 : x
  2. Step 2: Convert to fraction form
    107,054.47/147,744.17 = 59,312.26/x
  3. Step 3: Cross multiply
    107,054.47x = 147,744.17 × 59,312.26
  4. Step 4: Simplify right side
    107,054.47x = 8,763,040,624.52
  5. Step 5: Solve for x
    x = 8,763,040,624.52/107,054.47
  6. Step 6: Final answer
    x = 81,855.91

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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.