Home / 73,686.24-101,688.62-43,478.91

Finding the Fourth Proportional to 73,686.24, 101,688.62 and 43,478.91

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Solution

The fourth proportional to 73,686.24, 101,688.62 and 43,478.91 is: 60,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,686.24 : 101,688.62 = 43,478.91 : x
  2. Step 2: Convert to fraction form
    73,686.24/101,688.62 = 43,478.91/x
  3. Step 3: Cross multiply
    73,686.24x = 101,688.62 × 43,478.91
  4. Step 4: Simplify right side
    73,686.24x = 4,421,310,139.61
  5. Step 5: Solve for x
    x = 4,421,310,139.61/73,686.24
  6. Step 6: Final answer
    x = 60,001.84

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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.