Home / 56,397.17-84,587.25-18,955.73

Finding the Fourth Proportional to 56,397.17, 84,587.25 and 18,955.73

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Solution

The fourth proportional to 56,397.17, 84,587.25 and 18,955.73 is: 28,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,397.17 : 84,587.25 = 18,955.73 : x
  2. Step 2: Convert to fraction form
    56,397.17/84,587.25 = 18,955.73/x
  3. Step 3: Cross multiply
    56,397.17x = 84,587.25 × 18,955.73
  4. Step 4: Simplify right side
    56,397.17x = 1,603,413,072.44
  5. Step 5: Solve for x
    x = 1,603,413,072.44/56,397.17
  6. Step 6: Final answer
    x = 28,430.74

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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.