Home / 63,157.50-87,153.21-34,862.94

Finding the Fourth Proportional to 63,157.50, 87,153.21 and 34,862.94

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Solution

The fourth proportional to 63,157.50, 87,153.21 and 34,862.94 is: 48,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,157.50 : 87,153.21 = 34,862.94 : x
  2. Step 2: Convert to fraction form
    63,157.50/87,153.21 = 34,862.94/x
  3. Step 3: Cross multiply
    63,157.50x = 87,153.21 × 34,862.94
  4. Step 4: Simplify right side
    63,157.50x = 3,038,417,131.04
  5. Step 5: Solve for x
    x = 3,038,417,131.04/63,157.50
  6. Step 6: Final answer
    x = 48,108.57

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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.