Home / 72,557.58-100,116.63-44,272.38

Finding the Fourth Proportional to 72,557.58, 100,116.63 and 44,272.38

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Solution

The fourth proportional to 72,557.58, 100,116.63 and 44,272.38 is: 61,088.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,557.58 : 100,116.63 = 44,272.38 : x
  2. Step 2: Convert to fraction form
    72,557.58/100,116.63 = 44,272.38/x
  3. Step 3: Cross multiply
    72,557.58x = 100,116.63 × 44,272.38
  4. Step 4: Simplify right side
    72,557.58x = 4,432,401,487.68
  5. Step 5: Solve for x
    x = 4,432,401,487.68/72,557.58
  6. Step 6: Final answer
    x = 61,088.06

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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.