Home / 83,164.86-114,652.26-56,264.76

Finding the Fourth Proportional to 83,164.86, 114,652.26 and 56,264.76

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Solution

The fourth proportional to 83,164.86, 114,652.26 and 56,264.76 is: 77,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,164.86 : 114,652.26 = 56,264.76 : x
  2. Step 2: Convert to fraction form
    83,164.86/114,652.26 = 56,264.76/x
  3. Step 3: Cross multiply
    83,164.86x = 114,652.26 × 56,264.76
  4. Step 4: Simplify right side
    83,164.86x = 6,450,881,892.36
  5. Step 5: Solve for x
    x = 6,450,881,892.36/83,164.86
  6. Step 6: Final answer
    x = 77,567.40

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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.