Home / 103,708.02-155,554.68-59,195.28

Finding the Fourth Proportional to 103,708.02, 155,554.68 and 59,195.28

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Solution

The fourth proportional to 103,708.02, 155,554.68 and 59,195.28 is: 88,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,708.02 : 155,554.68 = 59,195.28 : x
  2. Step 2: Convert to fraction form
    103,708.02/155,554.68 = 59,195.28/x
  3. Step 3: Cross multiply
    103,708.02x = 155,554.68 × 59,195.28
  4. Step 4: Simplify right side
    103,708.02x = 9,208,102,837.91
  5. Step 5: Solve for x
    x = 9,208,102,837.91/103,708.02
  6. Step 6: Final answer
    x = 88,788.72

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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.