Home / 63,050.29-87,008.20-34,370.21

Finding the Fourth Proportional to 63,050.29, 87,008.20 and 34,370.21

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Solution

The fourth proportional to 63,050.29, 87,008.20 and 34,370.21 is: 47,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,050.29 : 87,008.20 = 34,370.21 : x
  2. Step 2: Convert to fraction form
    63,050.29/87,008.20 = 34,370.21/x
  3. Step 3: Cross multiply
    63,050.29x = 87,008.20 × 34,370.21
  4. Step 4: Simplify right side
    63,050.29x = 2,990,490,237.32
  5. Step 5: Solve for x
    x = 2,990,490,237.32/63,050.29
  6. Step 6: Final answer
    x = 47,430.24

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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.