Home / 209,949.80-314,924.70-157,461.80

Finding the Fourth Proportional to 209,949.80, 314,924.70 and 157,461.80

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Solution

The fourth proportional to 209,949.80, 314,924.70 and 157,461.80 is: 236,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,949.80 : 314,924.70 = 157,461.80 : x
  2. Step 2: Convert to fraction form
    209,949.80/314,924.70 = 157,461.80/x
  3. Step 3: Cross multiply
    209,949.80x = 314,924.70 × 157,461.80
  4. Step 4: Simplify right side
    209,949.80x = 49,588,610,126.46
  5. Step 5: Solve for x
    x = 49,588,610,126.46/209,949.80
  6. Step 6: Final answer
    x = 236,192.70

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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.