Home / 148,128.68-222,267.54-59,445.56

Finding the Fourth Proportional to 148,128.68, 222,267.54 and 59,445.56

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Solution

The fourth proportional to 148,128.68, 222,267.54 and 59,445.56 is: 89,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,128.68 : 222,267.54 = 59,445.56 : x
  2. Step 2: Convert to fraction form
    148,128.68/222,267.54 = 59,445.56/x
  3. Step 3: Cross multiply
    148,128.68x = 222,267.54 × 59,445.56
  4. Step 4: Simplify right side
    148,128.68x = 13,212,818,385.12
  5. Step 5: Solve for x
    x = 13,212,818,385.12/148,128.68
  6. Step 6: Final answer
    x = 89,198.25

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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.