Home / 42,120.74-58,124.12-22,996.70

Finding the Fourth Proportional to 42,120.74, 58,124.12 and 22,996.70

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Solution

The fourth proportional to 42,120.74, 58,124.12 and 22,996.70 is: 31,734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,120.74 : 58,124.12 = 22,996.70 : x
  2. Step 2: Convert to fraction form
    42,120.74/58,124.12 = 22,996.70/x
  3. Step 3: Cross multiply
    42,120.74x = 58,124.12 × 22,996.70
  4. Step 4: Simplify right side
    42,120.74x = 1,336,662,950.40
  5. Step 5: Solve for x
    x = 1,336,662,950.40/42,120.74
  6. Step 6: Final answer
    x = 31,734.08

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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.