Home / 191,275.98-286,903.57-58,145.85

Finding the Fourth Proportional to 191,275.98, 286,903.57 and 58,145.85

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Solution

The fourth proportional to 191,275.98, 286,903.57 and 58,145.85 is: 87,215.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,275.98 : 286,903.57 = 58,145.85 : x
  2. Step 2: Convert to fraction form
    191,275.98/286,903.57 = 58,145.85/x
  3. Step 3: Cross multiply
    191,275.98x = 286,903.57 × 58,145.85
  4. Step 4: Simplify right side
    191,275.98x = 16,682,251,909.34
  5. Step 5: Solve for x
    x = 16,682,251,909.34/191,275.98
  6. Step 6: Final answer
    x = 87,215.61

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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.