Home / 76,574.16-114,800.04-38,602.98

Finding the Fourth Proportional to 76,574.16, 114,800.04 and 38,602.98

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Solution

The fourth proportional to 76,574.16, 114,800.04 and 38,602.98 is: 57,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,574.16 : 114,800.04 = 38,602.98 : x
  2. Step 2: Convert to fraction form
    76,574.16/114,800.04 = 38,602.98/x
  3. Step 3: Cross multiply
    76,574.16x = 114,800.04 × 38,602.98
  4. Step 4: Simplify right side
    76,574.16x = 4,431,623,648.12
  5. Step 5: Solve for x
    x = 4,431,623,648.12/76,574.16
  6. Step 6: Final answer
    x = 57,873.62

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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.