Home / 109,295.48-163,854.84-46,074.78

Finding the Fourth Proportional to 109,295.48, 163,854.84 and 46,074.78

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Solution

The fourth proportional to 109,295.48, 163,854.84 and 46,074.78 is: 69,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,295.48 : 163,854.84 = 46,074.78 : x
  2. Step 2: Convert to fraction form
    109,295.48/163,854.84 = 46,074.78/x
  3. Step 3: Cross multiply
    109,295.48x = 163,854.84 × 46,074.78
  4. Step 4: Simplify right side
    109,295.48x = 7,549,575,704.94
  5. Step 5: Solve for x
    x = 7,549,575,704.94/109,295.48
  6. Step 6: Final answer
    x = 69,074.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.