Home / 54,741.72-75,671.10-48,831.96

Finding the Fourth Proportional to 54,741.72, 75,671.10 and 48,831.96

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Solution

The fourth proportional to 54,741.72, 75,671.10 and 48,831.96 is: 67,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,741.72 : 75,671.10 = 48,831.96 : x
  2. Step 2: Convert to fraction form
    54,741.72/75,671.10 = 48,831.96/x
  3. Step 3: Cross multiply
    54,741.72x = 75,671.10 × 48,831.96
  4. Step 4: Simplify right side
    54,741.72x = 3,695,168,128.36
  5. Step 5: Solve for x
    x = 3,695,168,128.36/54,741.72
  6. Step 6: Final answer
    x = 67,501.86

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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.