Home / 92,282.40-127,074.96-85,584.15

Finding the Fourth Proportional to 92,282.40, 127,074.96 and 85,584.15

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Solution

The fourth proportional to 92,282.40, 127,074.96 and 85,584.15 is: 117,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,282.40 : 127,074.96 = 85,584.15 : x
  2. Step 2: Convert to fraction form
    92,282.40/127,074.96 = 85,584.15/x
  3. Step 3: Cross multiply
    92,282.40x = 127,074.96 × 85,584.15
  4. Step 4: Simplify right side
    92,282.40x = 10,875,602,437.88
  5. Step 5: Solve for x
    x = 10,875,602,437.88/92,282.40
  6. Step 6: Final answer
    x = 117,851.32

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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.