Home / 75,125.16-103,665.54-44,904.48

Finding the Fourth Proportional to 75,125.16, 103,665.54 and 44,904.48

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Solution

The fourth proportional to 75,125.16, 103,665.54 and 44,904.48 is: 61,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,125.16 : 103,665.54 = 44,904.48 : x
  2. Step 2: Convert to fraction form
    75,125.16/103,665.54 = 44,904.48/x
  3. Step 3: Cross multiply
    75,125.16x = 103,665.54 × 44,904.48
  4. Step 4: Simplify right side
    75,125.16x = 4,655,047,167.62
  5. Step 5: Solve for x
    x = 4,655,047,167.62/75,125.16
  6. Step 6: Final answer
    x = 61,963.89

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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.