Home / 83,727.04-115,543.32-46,003.68

Finding the Fourth Proportional to 83,727.04, 115,543.32 and 46,003.68

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Solution

The fourth proportional to 83,727.04, 115,543.32 and 46,003.68 is: 63,485.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,727.04 : 115,543.32 = 46,003.68 : x
  2. Step 2: Convert to fraction form
    83,727.04/115,543.32 = 46,003.68/x
  3. Step 3: Cross multiply
    83,727.04x = 115,543.32 × 46,003.68
  4. Step 4: Simplify right side
    83,727.04x = 5,315,417,919.42
  5. Step 5: Solve for x
    x = 5,315,417,919.42/83,727.04
  6. Step 6: Final answer
    x = 63,485.08

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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.