Home / 148,948.70-223,423.05-133,742.30

Finding the Fourth Proportional to 148,948.70, 223,423.05 and 133,742.30

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Solution

The fourth proportional to 148,948.70, 223,423.05 and 133,742.30 is: 200,613.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,948.70 : 223,423.05 = 133,742.30 : x
  2. Step 2: Convert to fraction form
    148,948.70/223,423.05 = 133,742.30/x
  3. Step 3: Cross multiply
    148,948.70x = 223,423.05 × 133,742.30
  4. Step 4: Simplify right side
    148,948.70x = 29,881,112,580.02
  5. Step 5: Solve for x
    x = 29,881,112,580.02/148,948.70
  6. Step 6: Final answer
    x = 200,613.45

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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.