Home / 146,123.60-219,063.90-61,948.40

Finding the Fourth Proportional to 146,123.60, 219,063.90 and 61,948.40

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Solution

The fourth proportional to 146,123.60, 219,063.90 and 61,948.40 is: 92,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,123.60 : 219,063.90 = 61,948.40 : x
  2. Step 2: Convert to fraction form
    146,123.60/219,063.90 = 61,948.40/x
  3. Step 3: Cross multiply
    146,123.60x = 219,063.90 × 61,948.40
  4. Step 4: Simplify right side
    146,123.60x = 13,570,658,102.76
  5. Step 5: Solve for x
    x = 13,570,658,102.76/146,123.60
  6. Step 6: Final answer
    x = 92,871.09

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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.