Home / 162,192.26-242,949.35-130,430.85

Finding the Fourth Proportional to 162,192.26, 242,949.35 and 130,430.85

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Solution

The fourth proportional to 162,192.26, 242,949.35 and 130,430.85 is: 195,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,192.26 : 242,949.35 = 130,430.85 : x
  2. Step 2: Convert to fraction form
    162,192.26/242,949.35 = 130,430.85/x
  3. Step 3: Cross multiply
    162,192.26x = 242,949.35 × 130,430.85
  4. Step 4: Simplify right side
    162,192.26x = 31,688,090,227.45
  5. Step 5: Solve for x
    x = 31,688,090,227.45/162,192.26
  6. Step 6: Final answer
    x = 195,373.63

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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.