Home / 47,365.86-65,365.43-26,145.15

Finding the Fourth Proportional to 47,365.86, 65,365.43 and 26,145.15

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Solution

The fourth proportional to 47,365.86, 65,365.43 and 26,145.15 is: 36,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,365.86 : 65,365.43 = 26,145.15 : x
  2. Step 2: Convert to fraction form
    47,365.86/65,365.43 = 26,145.15/x
  3. Step 3: Cross multiply
    47,365.86x = 65,365.43 × 26,145.15
  4. Step 4: Simplify right side
    47,365.86x = 1,708,988,972.16
  5. Step 5: Solve for x
    x = 1,708,988,972.16/47,365.86
  6. Step 6: Final answer
    x = 36,080.61

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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.