Home / 53,909.98-80,741.95-47,603.23

Finding the Fourth Proportional to 53,909.98, 80,741.95 and 47,603.23

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Solution

The fourth proportional to 53,909.98, 80,741.95 and 47,603.23 is: 71,296.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,909.98 : 80,741.95 = 47,603.23 : x
  2. Step 2: Convert to fraction form
    53,909.98/80,741.95 = 47,603.23/x
  3. Step 3: Cross multiply
    53,909.98x = 80,741.95 × 47,603.23
  4. Step 4: Simplify right side
    53,909.98x = 3,843,577,295.64
  5. Step 5: Solve for x
    x = 3,843,577,295.64/53,909.98
  6. Step 6: Final answer
    x = 71,296.21

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1.5x scale

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.