Home / 153,734.00-212,162.42-84,823.13

Finding the Fourth Proportional to 153,734.00, 212,162.42 and 84,823.13

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Solution

The fourth proportional to 153,734.00, 212,162.42 and 84,823.13 is: 117,061.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,734.00 : 212,162.42 = 84,823.13 : x
  2. Step 2: Convert to fraction form
    153,734.00/212,162.42 = 84,823.13/x
  3. Step 3: Cross multiply
    153,734.00x = 212,162.42 × 84,823.13
  4. Step 4: Simplify right side
    153,734.00x = 17,996,279,684.02
  5. Step 5: Solve for x
    x = 17,996,279,684.02/153,734.00
  6. Step 6: Final answer
    x = 117,061.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.