Home / 86,910.44-119,946.46-52,938.86

Finding the Fourth Proportional to 86,910.44, 119,946.46 and 52,938.86

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Solution

The fourth proportional to 86,910.44, 119,946.46 and 52,938.86 is: 73,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,910.44 : 119,946.46 = 52,938.86 : x
  2. Step 2: Convert to fraction form
    86,910.44/119,946.46 = 52,938.86/x
  3. Step 3: Cross multiply
    86,910.44x = 119,946.46 × 52,938.86
  4. Step 4: Simplify right side
    86,910.44x = 6,349,828,853.44
  5. Step 5: Solve for x
    x = 6,349,828,853.44/86,910.44
  6. Step 6: Final answer
    x = 73,061.75

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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.