Home / 124,562.50-171,899.90-67,977.52

Finding the Fourth Proportional to 124,562.50, 171,899.90 and 67,977.52

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Solution

The fourth proportional to 124,562.50, 171,899.90 and 67,977.52 is: 93,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,562.50 : 171,899.90 = 67,977.52 : x
  2. Step 2: Convert to fraction form
    124,562.50/171,899.90 = 67,977.52/x
  3. Step 3: Cross multiply
    124,562.50x = 171,899.90 × 67,977.52
  4. Step 4: Simplify right side
    124,562.50x = 11,685,328,890.25
  5. Step 5: Solve for x
    x = 11,685,328,890.25/124,562.50
  6. Step 6: Final answer
    x = 93,810.97

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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.