Home / 124,421.47-186,533.79-88,882.72

Finding the Fourth Proportional to 124,421.47, 186,533.79 and 88,882.72

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Solution

The fourth proportional to 124,421.47, 186,533.79 and 88,882.72 is: 133,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,421.47 : 186,533.79 = 88,882.72 : x
  2. Step 2: Convert to fraction form
    124,421.47/186,533.79 = 88,882.72/x
  3. Step 3: Cross multiply
    124,421.47x = 186,533.79 × 88,882.72
  4. Step 4: Simplify right side
    124,421.47x = 16,579,629,827.46
  5. Step 5: Solve for x
    x = 16,579,629,827.46/124,421.47
  6. Step 6: Final answer
    x = 133,253.77

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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.