Home / 41,870.48-57,780.60-23,007.20

Finding the Fourth Proportional to 41,870.48, 57,780.60 and 23,007.20

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Solution

The fourth proportional to 41,870.48, 57,780.60 and 23,007.20 is: 31,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,870.48 : 57,780.60 = 23,007.20 : x
  2. Step 2: Convert to fraction form
    41,870.48/57,780.60 = 23,007.20/x
  3. Step 3: Cross multiply
    41,870.48x = 57,780.60 × 23,007.20
  4. Step 4: Simplify right side
    41,870.48x = 1,329,369,531.42
  5. Step 5: Solve for x
    x = 1,329,369,531.42/41,870.48
  6. Step 6: Final answer
    x = 31,749.57

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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.