Home / 83,931.77-115,826.28-46,206.02

Finding the Fourth Proportional to 83,931.77, 115,826.28 and 46,206.02

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Solution

The fourth proportional to 83,931.77, 115,826.28 and 46,206.02 is: 63,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,931.77 : 115,826.28 = 46,206.02 : x
  2. Step 2: Convert to fraction form
    83,931.77/115,826.28 = 46,206.02/x
  3. Step 3: Cross multiply
    83,931.77x = 115,826.28 × 46,206.02
  4. Step 4: Simplify right side
    83,931.77x = 5,351,871,410.21
  5. Step 5: Solve for x
    x = 5,351,871,410.21/83,931.77
  6. Step 6: Final answer
    x = 63,764.55

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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.