Home / 107,182.27-147,877.49-61,854.26

Finding the Fourth Proportional to 107,182.27, 147,877.49 and 61,854.26

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Solution

The fourth proportional to 107,182.27, 147,877.49 and 61,854.26 is: 85,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,182.27 : 147,877.49 = 61,854.26 : x
  2. Step 2: Convert to fraction form
    107,182.27/147,877.49 = 61,854.26/x
  3. Step 3: Cross multiply
    107,182.27x = 147,877.49 × 61,854.26
  4. Step 4: Simplify right side
    107,182.27x = 9,146,852,405.34
  5. Step 5: Solve for x
    x = 9,146,852,405.34/107,182.27
  6. Step 6: Final answer
    x = 85,339.23

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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.