Home / 83,814.40-115,660.88-46,088.32

Finding the Fourth Proportional to 83,814.40, 115,660.88 and 46,088.32

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Solution

The fourth proportional to 83,814.40, 115,660.88 and 46,088.32 is: 63,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,814.40 : 115,660.88 = 46,088.32 : x
  2. Step 2: Convert to fraction form
    83,814.40/115,660.88 = 46,088.32/x
  3. Step 3: Cross multiply
    83,814.40x = 115,660.88 × 46,088.32
  4. Step 4: Simplify right side
    83,814.40x = 5,330,615,648.92
  5. Step 5: Solve for x
    x = 5,330,615,648.92/83,814.40
  6. Step 6: Final answer
    x = 63,600.24

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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.