Home / 80,592.96-111,211.76-46,603.66

Finding the Fourth Proportional to 80,592.96, 111,211.76 and 46,603.66

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Solution

The fourth proportional to 80,592.96, 111,211.76 and 46,603.66 is: 64,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,592.96 : 111,211.76 = 46,603.66 : x
  2. Step 2: Convert to fraction form
    80,592.96/111,211.76 = 46,603.66/x
  3. Step 3: Cross multiply
    80,592.96x = 111,211.76 × 46,603.66
  4. Step 4: Simplify right side
    80,592.96x = 5,182,875,051.04
  5. Step 5: Solve for x
    x = 5,182,875,051.04/80,592.96
  6. Step 6: Final answer
    x = 64,309.28

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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.