Home / 105,567.77-145,685.88-60,244.85

Finding the Fourth Proportional to 105,567.77, 145,685.88 and 60,244.85

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Solution

The fourth proportional to 105,567.77, 145,685.88 and 60,244.85 is: 83,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,567.77 : 145,685.88 = 60,244.85 : x
  2. Step 2: Convert to fraction form
    105,567.77/145,685.88 = 60,244.85/x
  3. Step 3: Cross multiply
    105,567.77x = 145,685.88 × 60,244.85
  4. Step 4: Simplify right side
    105,567.77x = 8,776,823,987.72
  5. Step 5: Solve for x
    x = 8,776,823,987.72/105,567.77
  6. Step 6: Final answer
    x = 83,139.24

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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.