Home / 43,378.00-59,855.27-25,478.77

Finding the Fourth Proportional to 43,378.00, 59,855.27 and 25,478.77

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Solution

The fourth proportional to 43,378.00, 59,855.27 and 25,478.77 is: 35,156.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,378.00 : 59,855.27 = 25,478.77 : x
  2. Step 2: Convert to fraction form
    43,378.00/59,855.27 = 25,478.77/x
  3. Step 3: Cross multiply
    43,378.00x = 59,855.27 × 25,478.77
  4. Step 4: Simplify right side
    43,378.00x = 1,525,038,636.13
  5. Step 5: Solve for x
    x = 1,525,038,636.13/43,378.00
  6. Step 6: Final answer
    x = 35,156.96

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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.