Home / 40,271.59-55,552.40-37,420.63

Finding the Fourth Proportional to 40,271.59, 55,552.40 and 37,420.63

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Solution

The fourth proportional to 40,271.59, 55,552.40 and 37,420.63 is: 51,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,271.59 : 55,552.40 = 37,420.63 : x
  2. Step 2: Convert to fraction form
    40,271.59/55,552.40 = 37,420.63/x
  3. Step 3: Cross multiply
    40,271.59x = 55,552.40 × 37,420.63
  4. Step 4: Simplify right side
    40,271.59x = 2,078,805,620.36
  5. Step 5: Solve for x
    x = 2,078,805,620.36/40,271.59
  6. Step 6: Final answer
    x = 51,619.66

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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.