Home / 148,257.60-222,386.40-146,875.20

Finding the Fourth Proportional to 148,257.60, 222,386.40 and 146,875.20

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Solution

The fourth proportional to 148,257.60, 222,386.40 and 146,875.20 is: 220,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,257.60 : 222,386.40 = 146,875.20 : x
  2. Step 2: Convert to fraction form
    148,257.60/222,386.40 = 146,875.20/x
  3. Step 3: Cross multiply
    148,257.60x = 222,386.40 × 146,875.20
  4. Step 4: Simplify right side
    148,257.60x = 32,663,046,977.28
  5. Step 5: Solve for x
    x = 32,663,046,977.28/148,257.60
  6. Step 6: Final answer
    x = 220,312.80

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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.