Home / 63,130.50-87,121.91-34,838.01

Finding the Fourth Proportional to 63,130.50, 87,121.91 and 34,838.01

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Solution

The fourth proportional to 63,130.50, 87,121.91 and 34,838.01 is: 48,077.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,130.50 : 87,121.91 = 34,838.01 : x
  2. Step 2: Convert to fraction form
    63,130.50/87,121.91 = 34,838.01/x
  3. Step 3: Cross multiply
    63,130.50x = 87,121.91 × 34,838.01
  4. Step 4: Simplify right side
    63,130.50x = 3,035,154,058.89
  5. Step 5: Solve for x
    x = 3,035,154,058.89/63,130.50
  6. Step 6: Final answer
    x = 48,077.46

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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.