Home / 161,715.70-242,573.55-144,802.90

Finding the Fourth Proportional to 161,715.70, 242,573.55 and 144,802.90

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Solution

The fourth proportional to 161,715.70, 242,573.55 and 144,802.90 is: 217,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,715.70 : 242,573.55 = 144,802.90 : x
  2. Step 2: Convert to fraction form
    161,715.70/242,573.55 = 144,802.90/x
  3. Step 3: Cross multiply
    161,715.70x = 242,573.55 × 144,802.90
  4. Step 4: Simplify right side
    161,715.70x = 35,125,353,503.30
  5. Step 5: Solve for x
    x = 35,125,353,503.30/161,715.70
  6. Step 6: Final answer
    x = 217,204.35

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1.5x scale

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.