Home / 75,277.26-103,898.80-45,069.32

Finding the Fourth Proportional to 75,277.26, 103,898.80 and 45,069.32

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Solution

The fourth proportional to 75,277.26, 103,898.80 and 45,069.32 is: 62,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,277.26 : 103,898.80 = 45,069.32 : x
  2. Step 2: Convert to fraction form
    75,277.26/103,898.80 = 45,069.32/x
  3. Step 3: Cross multiply
    75,277.26x = 103,898.80 × 45,069.32
  4. Step 4: Simplify right side
    75,277.26x = 4,682,648,264.82
  5. Step 5: Solve for x
    x = 4,682,648,264.82/75,277.26
  6. Step 6: Final answer
    x = 62,205.35

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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.