Home / 114,219.12-157,622.58-63,918.12

Finding the Fourth Proportional to 114,219.12, 157,622.58 and 63,918.12

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Solution

The fourth proportional to 114,219.12, 157,622.58 and 63,918.12 is: 88,207.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,219.12 : 157,622.58 = 63,918.12 : x
  2. Step 2: Convert to fraction form
    114,219.12/157,622.58 = 63,918.12/x
  3. Step 3: Cross multiply
    114,219.12x = 157,622.58 × 63,918.12
  4. Step 4: Simplify right side
    114,219.12x = 10,074,938,983.15
  5. Step 5: Solve for x
    x = 10,074,938,983.15/114,219.12
  6. Step 6: Final answer
    x = 88,207.11

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1.5x scale

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.