Home / 152,783.64-229,191.12-52,943.76

Finding the Fourth Proportional to 152,783.64, 229,191.12 and 52,943.76

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Solution

The fourth proportional to 152,783.64, 229,191.12 and 52,943.76 is: 79,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,783.64 : 229,191.12 = 52,943.76 : x
  2. Step 2: Convert to fraction form
    152,783.64/229,191.12 = 52,943.76/x
  3. Step 3: Cross multiply
    152,783.64x = 229,191.12 × 52,943.76
  4. Step 4: Simplify right side
    152,783.64x = 12,134,239,651.41
  5. Step 5: Solve for x
    x = 12,134,239,651.41/152,783.64
  6. Step 6: Final answer
    x = 79,421.07

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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.