Home / 40,069.92-60,123.78-17,881.32

Finding the Fourth Proportional to 40,069.92, 60,123.78 and 17,881.32

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Solution

The fourth proportional to 40,069.92, 60,123.78 and 17,881.32 is: 26,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069.92 : 60,123.78 = 17,881.32 : x
  2. Step 2: Convert to fraction form
    40,069.92/60,123.78 = 17,881.32/x
  3. Step 3: Cross multiply
    40,069.92x = 60,123.78 × 17,881.32
  4. Step 4: Simplify right side
    40,069.92x = 1,075,092,549.79
  5. Step 5: Solve for x
    x = 1,075,092,549.79/40,069.92
  6. Step 6: Final answer
    x = 26,830.41

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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.