Home / 99,589.14-137,567.28-92,503.26

Finding the Fourth Proportional to 99,589.14, 137,567.28 and 92,503.26

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Solution

The fourth proportional to 99,589.14, 137,567.28 and 92,503.26 is: 127,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,589.14 : 137,567.28 = 92,503.26 : x
  2. Step 2: Convert to fraction form
    99,589.14/137,567.28 = 92,503.26/x
  3. Step 3: Cross multiply
    99,589.14x = 137,567.28 × 92,503.26
  4. Step 4: Simplify right side
    99,589.14x = 12,725,421,869.33
  5. Step 5: Solve for x
    x = 12,725,421,869.33/99,589.14
  6. Step 6: Final answer
    x = 127,779.21

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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.