Home / 191,904.90-287,598.15-169,613.70

Finding the Fourth Proportional to 191,904.90, 287,598.15 and 169,613.70

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Solution

The fourth proportional to 191,904.90, 287,598.15 and 169,613.70 is: 254,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,904.90 : 287,598.15 = 169,613.70 : x
  2. Step 2: Convert to fraction form
    191,904.90/287,598.15 = 169,613.70/x
  3. Step 3: Cross multiply
    191,904.90x = 287,598.15 × 169,613.70
  4. Step 4: Simplify right side
    191,904.90x = 48,780,586,334.66
  5. Step 5: Solve for x
    x = 48,780,586,334.66/191,904.90
  6. Step 6: Final answer
    x = 254,191.46

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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.