Home / 73,543.47-110,303.69-20,239.46

Finding the Fourth Proportional to 73,543.47, 110,303.69 and 20,239.46

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Solution

The fourth proportional to 73,543.47, 110,303.69 and 20,239.46 is: 30,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,543.47 : 110,303.69 = 20,239.46 : x
  2. Step 2: Convert to fraction form
    73,543.47/110,303.69 = 20,239.46/x
  3. Step 3: Cross multiply
    73,543.47x = 110,303.69 × 20,239.46
  4. Step 4: Simplify right side
    73,543.47x = 2,232,486,468.89
  5. Step 5: Solve for x
    x = 2,232,486,468.89/73,543.47
  6. Step 6: Final answer
    x = 30,356.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.