Home / 113,783.12-157,008.83-62,794.92

Finding the Fourth Proportional to 113,783.12, 157,008.83 and 62,794.92

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Solution

The fourth proportional to 113,783.12, 157,008.83 and 62,794.92 is: 86,650.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,783.12 : 157,008.83 = 62,794.92 : x
  2. Step 2: Convert to fraction form
    113,783.12/157,008.83 = 62,794.92/x
  3. Step 3: Cross multiply
    113,783.12x = 157,008.83 × 62,794.92
  4. Step 4: Simplify right side
    113,783.12x = 9,859,357,105.59
  5. Step 5: Solve for x
    x = 9,859,357,105.59/113,783.12
  6. Step 6: Final answer
    x = 86,650.44

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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.