Home / 56,275.95-84,405.08-18,326.59

Finding the Fourth Proportional to 56,275.95, 84,405.08 and 18,326.59

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Solution

The fourth proportional to 56,275.95, 84,405.08 and 18,326.59 is: 27,487.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,275.95 : 84,405.08 = 18,326.59 : x
  2. Step 2: Convert to fraction form
    56,275.95/84,405.08 = 18,326.59/x
  3. Step 3: Cross multiply
    56,275.95x = 84,405.08 × 18,326.59
  4. Step 4: Simplify right side
    56,275.95x = 1,546,856,822.98
  5. Step 5: Solve for x
    x = 1,546,856,822.98/56,275.95
  6. Step 6: Final answer
    x = 27,487.00

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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.