Home / 124,205.95-171,426.63-73,215.73

Finding the Fourth Proportional to 124,205.95, 171,426.63 and 73,215.73

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Solution

The fourth proportional to 124,205.95, 171,426.63 and 73,215.73 is: 101,050.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,205.95 : 171,426.63 = 73,215.73 : x
  2. Step 2: Convert to fraction form
    124,205.95/171,426.63 = 73,215.73/x
  3. Step 3: Cross multiply
    124,205.95x = 171,426.63 × 73,215.73
  4. Step 4: Simplify right side
    124,205.95x = 12,551,125,856.89
  5. Step 5: Solve for x
    x = 12,551,125,856.89/124,205.95
  6. Step 6: Final answer
    x = 101,050.92

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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.