Home / 75,108.24-103,647.60-43,295.04

Finding the Fourth Proportional to 75,108.24, 103,647.60 and 43,295.04

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Solution

The fourth proportional to 75,108.24, 103,647.60 and 43,295.04 is: 59,746.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,108.24 : 103,647.60 = 43,295.04 : x
  2. Step 2: Convert to fraction form
    75,108.24/103,647.60 = 43,295.04/x
  3. Step 3: Cross multiply
    75,108.24x = 103,647.60 × 43,295.04
  4. Step 4: Simplify right side
    75,108.24x = 4,487,426,987.90
  5. Step 5: Solve for x
    x = 4,487,426,987.90/75,108.24
  6. Step 6: Final answer
    x = 59,746.13

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1.5x scale

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.