Home / 155,142.90-232,750.74-49,957.92

Finding the Fourth Proportional to 155,142.90, 232,750.74 and 49,957.92

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Solution

The fourth proportional to 155,142.90, 232,750.74 and 49,957.92 is: 74,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,142.90 : 232,750.74 = 49,957.92 : x
  2. Step 2: Convert to fraction form
    155,142.90/232,750.74 = 49,957.92/x
  3. Step 3: Cross multiply
    155,142.90x = 232,750.74 × 49,957.92
  4. Step 4: Simplify right side
    155,142.90x = 11,627,742,848.86
  5. Step 5: Solve for x
    x = 11,627,742,848.86/155,142.90
  6. Step 6: Final answer
    x = 74,948.60

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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.