Home / 83,979.51-115,886.40-46,253.76

Finding the Fourth Proportional to 83,979.51, 115,886.40 and 46,253.76

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Solution

The fourth proportional to 83,979.51, 115,886.40 and 46,253.76 is: 63,827.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,979.51 : 115,886.40 = 46,253.76 : x
  2. Step 2: Convert to fraction form
    83,979.51/115,886.40 = 46,253.76/x
  3. Step 3: Cross multiply
    83,979.51x = 115,886.40 × 46,253.76
  4. Step 4: Simplify right side
    83,979.51x = 5,360,181,732.86
  5. Step 5: Solve for x
    x = 5,360,181,732.86/83,979.51
  6. Step 6: Final answer
    x = 63,827.26

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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.