Home / 291,834.04-402,729.96-157,698.04

Finding the Fourth Proportional to 291,834.04, 402,729.96 and 157,698.04

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Solution

The fourth proportional to 291,834.04, 402,729.96 and 157,698.04 is: 217,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,834.04 : 402,729.96 = 157,698.04 : x
  2. Step 2: Convert to fraction form
    291,834.04/402,729.96 = 157,698.04/x
  3. Step 3: Cross multiply
    291,834.04x = 402,729.96 × 157,698.04
  4. Step 4: Simplify right side
    291,834.04x = 63,509,725,341.28
  5. Step 5: Solve for x
    x = 63,509,725,341.28/291,834.04
  6. Step 6: Final answer
    x = 217,622.75

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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.