Home / 60,543.61-90,818.84-18,425.07

Finding the Fourth Proportional to 60,543.61, 90,818.84 and 18,425.07

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Solution

The fourth proportional to 60,543.61, 90,818.84 and 18,425.07 is: 27,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,543.61 : 90,818.84 = 18,425.07 : x
  2. Step 2: Convert to fraction form
    60,543.61/90,818.84 = 18,425.07/x
  3. Step 3: Cross multiply
    60,543.61x = 90,818.84 × 18,425.07
  4. Step 4: Simplify right side
    60,543.61x = 1,673,343,165.15
  5. Step 5: Solve for x
    x = 1,673,343,165.15/60,543.61
  6. Step 6: Final answer
    x = 27,638.64

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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.