Home / 121,461.70-182,214.40-58,228.24

Finding the Fourth Proportional to 121,461.70, 182,214.40 and 58,228.24

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Solution

The fourth proportional to 121,461.70, 182,214.40 and 58,228.24 is: 87,352.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,461.70 : 182,214.40 = 58,228.24 : x
  2. Step 2: Convert to fraction form
    121,461.70/182,214.40 = 58,228.24/x
  3. Step 3: Cross multiply
    121,461.70x = 182,214.40 × 58,228.24
  4. Step 4: Simplify right side
    121,461.70x = 10,610,023,814.66
  5. Step 5: Solve for x
    x = 10,610,023,814.66/121,461.70
  6. Step 6: Final answer
    x = 87,352.83

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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.