Home / 58,319.84-87,493.65-18,876.95

Finding the Fourth Proportional to 58,319.84, 87,493.65 and 18,876.95

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Solution

The fourth proportional to 58,319.84, 87,493.65 and 18,876.95 is: 28,319.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,319.84 : 87,493.65 = 18,876.95 : x
  2. Step 2: Convert to fraction form
    58,319.84/87,493.65 = 18,876.95/x
  3. Step 3: Cross multiply
    58,319.84x = 87,493.65 × 18,876.95
  4. Step 4: Simplify right side
    58,319.84x = 1,651,613,404.31
  5. Step 5: Solve for x
    x = 1,651,613,404.31/58,319.84
  6. Step 6: Final answer
    x = 28,319.92

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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.