Home / 64,454.42-88,990.50-49,320.08

Finding the Fourth Proportional to 64,454.42, 88,990.50 and 49,320.08

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Solution

The fourth proportional to 64,454.42, 88,990.50 and 49,320.08 is: 68,094.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,454.42 : 88,990.50 = 49,320.08 : x
  2. Step 2: Convert to fraction form
    64,454.42/88,990.50 = 49,320.08/x
  3. Step 3: Cross multiply
    64,454.42x = 88,990.50 × 49,320.08
  4. Step 4: Simplify right side
    64,454.42x = 4,389,018,579.24
  5. Step 5: Solve for x
    x = 4,389,018,579.24/64,454.42
  6. Step 6: Final answer
    x = 68,094.92

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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.