Home / 162,827.45-224,811.54-101,666.78

Finding the Fourth Proportional to 162,827.45, 224,811.54 and 101,666.78

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Solution

The fourth proportional to 162,827.45, 224,811.54 and 101,666.78 is: 140,368.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,827.45 : 224,811.54 = 101,666.78 : x
  2. Step 2: Convert to fraction form
    162,827.45/224,811.54 = 101,666.78/x
  3. Step 3: Cross multiply
    162,827.45x = 224,811.54 × 101,666.78
  4. Step 4: Simplify right side
    162,827.45x = 22,855,865,378.64
  5. Step 5: Solve for x
    x = 22,855,865,378.64/162,827.45
  6. Step 6: Final answer
    x = 140,368.63

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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.