Home / 147,733.20-221,287.80-97,837.20

Finding the Fourth Proportional to 147,733.20, 221,287.80 and 97,837.20

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Solution

The fourth proportional to 147,733.20, 221,287.80 and 97,837.20 is: 146,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,733.20 : 221,287.80 = 97,837.20 : x
  2. Step 2: Convert to fraction form
    147,733.20/221,287.80 = 97,837.20/x
  3. Step 3: Cross multiply
    147,733.20x = 221,287.80 × 97,837.20
  4. Step 4: Simplify right side
    147,733.20x = 21,650,178,746.16
  5. Step 5: Solve for x
    x = 21,650,178,746.16/147,733.20
  6. Step 6: Final answer
    x = 146,549.18

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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.