Home / 58,320.84-87,495.15-18,877.95

Finding the Fourth Proportional to 58,320.84, 87,495.15 and 18,877.95

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Solution

The fourth proportional to 58,320.84, 87,495.15 and 18,877.95 is: 28,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,320.84 : 87,495.15 = 18,877.95 : x
  2. Step 2: Convert to fraction form
    58,320.84/87,495.15 = 18,877.95/x
  3. Step 3: Cross multiply
    58,320.84x = 87,495.15 × 18,877.95
  4. Step 4: Simplify right side
    58,320.84x = 1,651,729,066.94
  5. Step 5: Solve for x
    x = 1,651,729,066.94/58,320.84
  6. Step 6: Final answer
    x = 28,321.42

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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.