Home / 63,100.34-87,079.02-34,420.12

Finding the Fourth Proportional to 63,100.34, 87,079.02 and 34,420.12

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Solution

The fourth proportional to 63,100.34, 87,079.02 and 34,420.12 is: 47,500.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,100.34 : 87,079.02 = 34,420.12 : x
  2. Step 2: Convert to fraction form
    63,100.34/87,079.02 = 34,420.12/x
  3. Step 3: Cross multiply
    63,100.34x = 87,079.02 × 34,420.12
  4. Step 4: Simplify right side
    63,100.34x = 2,997,270,557.74
  5. Step 5: Solve for x
    x = 2,997,270,557.74/63,100.34
  6. Step 6: Final answer
    x = 47,500.07

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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.