Home / 38,880.47-58,337.10-19,159.19

Finding the Fourth Proportional to 38,880.47, 58,337.10 and 19,159.19

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Solution

The fourth proportional to 38,880.47, 58,337.10 and 19,159.19 is: 28,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880.47 : 58,337.10 = 19,159.19 : x
  2. Step 2: Convert to fraction form
    38,880.47/58,337.10 = 19,159.19/x
  3. Step 3: Cross multiply
    38,880.47x = 58,337.10 × 19,159.19
  4. Step 4: Simplify right side
    38,880.47x = 1,117,691,582.95
  5. Step 5: Solve for x
    x = 1,117,691,582.95/38,880.47
  6. Step 6: Final answer
    x = 28,746.86

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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.