Home / 77,562.45-107,024.52-43,564.42

Finding the Fourth Proportional to 77,562.45, 107,024.52 and 43,564.42

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Solution

The fourth proportional to 77,562.45, 107,024.52 and 43,564.42 is: 60,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,562.45 : 107,024.52 = 43,564.42 : x
  2. Step 2: Convert to fraction form
    77,562.45/107,024.52 = 43,564.42/x
  3. Step 3: Cross multiply
    77,562.45x = 107,024.52 × 43,564.42
  4. Step 4: Simplify right side
    77,562.45x = 4,662,461,139.58
  5. Step 5: Solve for x
    x = 4,662,461,139.58/77,562.45
  6. Step 6: Final answer
    x = 60,112.35

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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.