Home / 52,340.74-72,259.81-40,053.06

Finding the Fourth Proportional to 52,340.74, 72,259.81 and 40,053.06

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Solution

The fourth proportional to 52,340.74, 72,259.81 and 40,053.06 is: 55,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,340.74 : 72,259.81 = 40,053.06 : x
  2. Step 2: Convert to fraction form
    52,340.74/72,259.81 = 40,053.06/x
  3. Step 3: Cross multiply
    52,340.74x = 72,259.81 × 40,053.06
  4. Step 4: Simplify right side
    52,340.74x = 2,894,226,405.39
  5. Step 5: Solve for x
    x = 2,894,226,405.39/52,340.74
  6. Step 6: Final answer
    x = 55,295.87

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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.