Home / 148,644.79-223,001.24-64,419.09

Finding the Fourth Proportional to 148,644.79, 223,001.24 and 64,419.09

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Solution

The fourth proportional to 148,644.79, 223,001.24 and 64,419.09 is: 96,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,644.79 : 223,001.24 = 64,419.09 : x
  2. Step 2: Convert to fraction form
    148,644.79/223,001.24 = 64,419.09/x
  3. Step 3: Cross multiply
    148,644.79x = 223,001.24 × 64,419.09
  4. Step 4: Simplify right side
    148,644.79x = 14,365,535,512.57
  5. Step 5: Solve for x
    x = 14,365,535,512.57/148,644.79
  6. Step 6: Final answer
    x = 96,643.39

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1.5x scale

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.