Home / 106,687.22-147,232.60-61,365.16

Finding the Fourth Proportional to 106,687.22, 147,232.60 and 61,365.16

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Solution

The fourth proportional to 106,687.22, 147,232.60 and 61,365.16 is: 84,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,687.22 : 147,232.60 = 61,365.16 : x
  2. Step 2: Convert to fraction form
    106,687.22/147,232.60 = 61,365.16/x
  3. Step 3: Cross multiply
    106,687.22x = 147,232.60 × 61,365.16
  4. Step 4: Simplify right side
    106,687.22x = 9,034,952,056.22
  5. Step 5: Solve for x
    x = 9,034,952,056.22/106,687.22
  6. Step 6: Final answer
    x = 84,686.36

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1.5x scale

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.