Home / 191,010.30-286,515.45-96,531.90

Finding the Fourth Proportional to 191,010.30, 286,515.45 and 96,531.90

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Solution

The fourth proportional to 191,010.30, 286,515.45 and 96,531.90 is: 144,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,010.30 : 286,515.45 = 96,531.90 : x
  2. Step 2: Convert to fraction form
    191,010.30/286,515.45 = 96,531.90/x
  3. Step 3: Cross multiply
    191,010.30x = 286,515.45 × 96,531.90
  4. Step 4: Simplify right side
    191,010.30x = 27,657,880,767.86
  5. Step 5: Solve for x
    x = 27,657,880,767.86/191,010.30
  6. Step 6: Final answer
    x = 144,797.85

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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.