Home / 242,505.90-334,640.97-133,605.45

Finding the Fourth Proportional to 242,505.90, 334,640.97 and 133,605.45

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Solution

The fourth proportional to 242,505.90, 334,640.97 and 133,605.45 is: 184,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,505.90 : 334,640.97 = 133,605.45 : x
  2. Step 2: Convert to fraction form
    242,505.90/334,640.97 = 133,605.45/x
  3. Step 3: Cross multiply
    242,505.90x = 334,640.97 × 133,605.45
  4. Step 4: Simplify right side
    242,505.90x = 44,709,857,385.29
  5. Step 5: Solve for x
    x = 44,709,857,385.29/242,505.90
  6. Step 6: Final answer
    x = 184,366.06

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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.