Home / 66,264.95-99,429.36-32,987.95

Finding the Fourth Proportional to 66,264.95, 99,429.36 and 32,987.95

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Solution

The fourth proportional to 66,264.95, 99,429.36 and 32,987.95 is: 49,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,264.95 : 99,429.36 = 32,987.95 : x
  2. Step 2: Convert to fraction form
    66,264.95/99,429.36 = 32,987.95/x
  3. Step 3: Cross multiply
    66,264.95x = 99,429.36 × 32,987.95
  4. Step 4: Simplify right side
    66,264.95x = 3,279,970,094.13
  5. Step 5: Solve for x
    x = 3,279,970,094.13/66,264.95
  6. Step 6: Final answer
    x = 49,497.81

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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.