Home / 147,218.16-220,822.53-61,874.23

Finding the Fourth Proportional to 147,218.16, 220,822.53 and 61,874.23

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Solution

The fourth proportional to 147,218.16, 220,822.53 and 61,874.23 is: 92,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,218.16 : 220,822.53 = 61,874.23 : x
  2. Step 2: Convert to fraction form
    147,218.16/220,822.53 = 61,874.23/x
  3. Step 3: Cross multiply
    147,218.16x = 220,822.53 × 61,874.23
  4. Step 4: Simplify right side
    147,218.16x = 13,663,224,010.40
  5. Step 5: Solve for x
    x = 13,663,224,010.40/147,218.16
  6. Step 6: Final answer
    x = 92,809.37

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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.