Home / 103,558.56-155,312.08-44,387.52

Finding the Fourth Proportional to 103,558.56, 155,312.08 and 44,387.52

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Solution

The fourth proportional to 103,558.56, 155,312.08 and 44,387.52 is: 66,570.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,558.56 : 155,312.08 = 44,387.52 : x
  2. Step 2: Convert to fraction form
    103,558.56/155,312.08 = 44,387.52/x
  3. Step 3: Cross multiply
    103,558.56x = 155,312.08 × 44,387.52
  4. Step 4: Simplify right side
    103,558.56x = 6,893,918,057.24
  5. Step 5: Solve for x
    x = 6,893,918,057.24/103,558.56
  6. Step 6: Final answer
    x = 66,570.24

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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.