Home / 79,017.24-109,043.88-45,024.24

Finding the Fourth Proportional to 79,017.24, 109,043.88 and 45,024.24

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Solution

The fourth proportional to 79,017.24, 109,043.88 and 45,024.24 is: 62,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,017.24 : 109,043.88 = 45,024.24 : x
  2. Step 2: Convert to fraction form
    79,017.24/109,043.88 = 45,024.24/x
  3. Step 3: Cross multiply
    79,017.24x = 109,043.88 × 45,024.24
  4. Step 4: Simplify right side
    79,017.24x = 4,909,617,823.65
  5. Step 5: Solve for x
    x = 4,909,617,823.65/79,017.24
  6. Step 6: Final answer
    x = 62,133.50

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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.