Home / 55,010.95-75,909.86-43,707.80

Finding the Fourth Proportional to 55,010.95, 75,909.86 and 43,707.80

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Solution

The fourth proportional to 55,010.95, 75,909.86 and 43,707.80 is: 60,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,010.95 : 75,909.86 = 43,707.80 : x
  2. Step 2: Convert to fraction form
    55,010.95/75,909.86 = 43,707.80/x
  3. Step 3: Cross multiply
    55,010.95x = 75,909.86 × 43,707.80
  4. Step 4: Simplify right side
    55,010.95x = 3,317,853,114.05
  5. Step 5: Solve for x
    x = 3,317,853,114.05/55,010.95
  6. Step 6: Final answer
    x = 60,312.60

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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.