Home / 63,403.01-87,498.79-35,108.70

Finding the Fourth Proportional to 63,403.01, 87,498.79 and 35,108.70

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Solution

The fourth proportional to 63,403.01, 87,498.79 and 35,108.70 is: 48,451.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,403.01 : 87,498.79 = 35,108.70 : x
  2. Step 2: Convert to fraction form
    63,403.01/87,498.79 = 35,108.70/x
  3. Step 3: Cross multiply
    63,403.01x = 87,498.79 × 35,108.70
  4. Step 4: Simplify right side
    63,403.01x = 3,071,968,768.47
  5. Step 5: Solve for x
    x = 3,071,968,768.47/63,403.01
  6. Step 6: Final answer
    x = 48,451.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.