Home / 64,484.27-88,989.17-35,415

Finding the Fourth Proportional to 64,484.27, 88,989.17 and 35,415

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Solution

The fourth proportional to 64,484.27, 88,989.17 and 35,415 is: 48,873.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,484.27 : 88,989.17 = 35,415 : x
  2. Step 2: Convert to fraction form
    64,484.27/88,989.17 = 35,415/x
  3. Step 3: Cross multiply
    64,484.27x = 88,989.17 × 35,415
  4. Step 4: Simplify right side
    64,484.27x = 3,151,551,278.48
  5. Step 5: Solve for x
    x = 3,151,551,278.48/64,484.27
  6. Step 6: Final answer
    x = 48,873.18

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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.