Home / 134,818.17-202,019.36-66,351.11

Finding the Fourth Proportional to 134,818.17, 202,019.36 and 66,351.11

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Solution

The fourth proportional to 134,818.17, 202,019.36 and 66,351.11 is: 99,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,818.17 : 202,019.36 = 66,351.11 : x
  2. Step 2: Convert to fraction form
    134,818.17/202,019.36 = 66,351.11/x
  3. Step 3: Cross multiply
    134,818.17x = 202,019.36 × 66,351.11
  4. Step 4: Simplify right side
    134,818.17x = 13,404,207,435.64
  5. Step 5: Solve for x
    x = 13,404,207,435.64/134,818.17
  6. Step 6: Final answer
    x = 99,424.34

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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.