Home / 176,728.82-243,805.41-105,068.18

Finding the Fourth Proportional to 176,728.82, 243,805.41 and 105,068.18

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Solution

The fourth proportional to 176,728.82, 243,805.41 and 105,068.18 is: 144,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,728.82 : 243,805.41 = 105,068.18 : x
  2. Step 2: Convert to fraction form
    176,728.82/243,805.41 = 105,068.18/x
  3. Step 3: Cross multiply
    176,728.82x = 243,805.41 × 105,068.18
  4. Step 4: Simplify right side
    176,728.82x = 25,616,190,702.85
  5. Step 5: Solve for x
    x = 25,616,190,702.85/176,728.82
  6. Step 6: Final answer
    x = 144,946.31

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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.