Home / 63,441.66-87,509.85-40,810.13

Finding the Fourth Proportional to 63,441.66, 87,509.85 and 40,810.13

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Solution

The fourth proportional to 63,441.66, 87,509.85 and 40,810.13 is: 56,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,441.66 : 87,509.85 = 40,810.13 : x
  2. Step 2: Convert to fraction form
    63,441.66/87,509.85 = 40,810.13/x
  3. Step 3: Cross multiply
    63,441.66x = 87,509.85 × 40,810.13
  4. Step 4: Simplify right side
    63,441.66x = 3,571,287,917.23
  5. Step 5: Solve for x
    x = 3,571,287,917.23/63,441.66
  6. Step 6: Final answer
    x = 56,292.47

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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.