Home / 83,386.21-115,070.84-46,592.72

Finding the Fourth Proportional to 83,386.21, 115,070.84 and 46,592.72

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Solution

The fourth proportional to 83,386.21, 115,070.84 and 46,592.72 is: 64,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,386.21 : 115,070.84 = 46,592.72 : x
  2. Step 2: Convert to fraction form
    83,386.21/115,070.84 = 46,592.72/x
  3. Step 3: Cross multiply
    83,386.21x = 115,070.84 × 46,592.72
  4. Step 4: Simplify right side
    83,386.21x = 5,361,463,195.32
  5. Step 5: Solve for x
    x = 5,361,463,195.32/83,386.21
  6. Step 6: Final answer
    x = 64,296.76

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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.