Home / 96,352.10-144,528.15-91,978.10

Finding the Fourth Proportional to 96,352.10, 144,528.15 and 91,978.10

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Solution

The fourth proportional to 96,352.10, 144,528.15 and 91,978.10 is: 137,967.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,352.10 : 144,528.15 = 91,978.10 : x
  2. Step 2: Convert to fraction form
    96,352.10/144,528.15 = 91,978.10/x
  3. Step 3: Cross multiply
    96,352.10x = 144,528.15 × 91,978.10
  4. Step 4: Simplify right side
    96,352.10x = 13,293,424,633.52
  5. Step 5: Solve for x
    x = 13,293,424,633.52/96,352.10
  6. Step 6: Final answer
    x = 137,967.15

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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.