Home / 191,340.60-264,414.18-143,510.94

Finding the Fourth Proportional to 191,340.60, 264,414.18 and 143,510.94

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Solution

The fourth proportional to 191,340.60, 264,414.18 and 143,510.94 is: 198,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,340.60 : 264,414.18 = 143,510.94 : x
  2. Step 2: Convert to fraction form
    191,340.60/264,414.18 = 143,510.94/x
  3. Step 3: Cross multiply
    191,340.60x = 264,414.18 × 143,510.94
  4. Step 4: Simplify right side
    191,340.60x = 37,946,327,521.13
  5. Step 5: Solve for x
    x = 37,946,327,521.13/191,340.60
  6. Step 6: Final answer
    x = 198,318.22

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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.