Home / 74,648.40-112,001.76-27,904.92

Finding the Fourth Proportional to 74,648.40, 112,001.76 and 27,904.92

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Solution

The fourth proportional to 74,648.40, 112,001.76 and 27,904.92 is: 41,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,648.40 : 112,001.76 = 27,904.92 : x
  2. Step 2: Convert to fraction form
    74,648.40/112,001.76 = 27,904.92/x
  3. Step 3: Cross multiply
    74,648.40x = 112,001.76 × 27,904.92
  4. Step 4: Simplify right side
    74,648.40x = 3,125,400,152.66
  5. Step 5: Solve for x
    x = 3,125,400,152.66/74,648.40
  6. Step 6: Final answer
    x = 41,868.28

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1.5x scale

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.