Home / 263,587.60-363,727.74-156,139.48

Finding the Fourth Proportional to 263,587.60, 363,727.74 and 156,139.48

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Solution

The fourth proportional to 263,587.60, 363,727.74 and 156,139.48 is: 215,458.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,587.60 : 363,727.74 = 156,139.48 : x
  2. Step 2: Convert to fraction form
    263,587.60/363,727.74 = 156,139.48/x
  3. Step 3: Cross multiply
    263,587.60x = 363,727.74 × 156,139.48
  4. Step 4: Simplify right side
    263,587.60x = 56,792,260,185.18
  5. Step 5: Solve for x
    x = 56,792,260,185.18/263,587.60
  6. Step 6: Final answer
    x = 215,458.77

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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.