Home / 74,492.32-102,821.20-44,298.92

Finding the Fourth Proportional to 74,492.32, 102,821.20 and 44,298.92

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Solution

The fourth proportional to 74,492.32, 102,821.20 and 44,298.92 is: 61,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,492.32 : 102,821.20 = 44,298.92 : x
  2. Step 2: Convert to fraction form
    74,492.32/102,821.20 = 44,298.92/x
  3. Step 3: Cross multiply
    74,492.32x = 102,821.20 × 44,298.92
  4. Step 4: Simplify right side
    74,492.32x = 4,554,868,113.10
  5. Step 5: Solve for x
    x = 4,554,868,113.10/74,492.32
  6. Step 6: Final answer
    x = 61,145.47

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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.