Home / 56,356.45-77,852.91-45,011.05

Finding the Fourth Proportional to 56,356.45, 77,852.91 and 45,011.05

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Solution

The fourth proportional to 56,356.45, 77,852.91 and 45,011.05 is: 62,179.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,356.45 : 77,852.91 = 45,011.05 : x
  2. Step 2: Convert to fraction form
    56,356.45/77,852.91 = 45,011.05/x
  3. Step 3: Cross multiply
    56,356.45x = 77,852.91 × 45,011.05
  4. Step 4: Simplify right side
    56,356.45x = 3,504,241,224.66
  5. Step 5: Solve for x
    x = 3,504,241,224.66/56,356.45
  6. Step 6: Final answer
    x = 62,179.95

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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.