Home / 58,330.85-87,364.98-40,878.59

Finding the Fourth Proportional to 58,330.85, 87,364.98 and 40,878.59

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Solution

The fourth proportional to 58,330.85, 87,364.98 and 40,878.59 is: 61,225.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,330.85 : 87,364.98 = 40,878.59 : x
  2. Step 2: Convert to fraction form
    58,330.85/87,364.98 = 40,878.59/x
  3. Step 3: Cross multiply
    58,330.85x = 87,364.98 × 40,878.59
  4. Step 4: Simplify right side
    58,330.85x = 3,571,356,760.95
  5. Step 5: Solve for x
    x = 3,571,356,760.95/58,330.85
  6. Step 6: Final answer
    x = 61,225.87

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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.