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Finding the Fourth Proportional to 176,813.90, 265,220.85 and 157,460.30

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Solution

The fourth proportional to 176,813.90, 265,220.85 and 157,460.30 is: 236,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,813.90 : 265,220.85 = 157,460.30 : x
  2. Step 2: Convert to fraction form
    176,813.90/265,220.85 = 157,460.30/x
  3. Step 3: Cross multiply
    176,813.90x = 265,220.85 × 157,460.30
  4. Step 4: Simplify right side
    176,813.90x = 41,761,754,607.26
  5. Step 5: Solve for x
    x = 41,761,754,607.26/176,813.90
  6. Step 6: Final answer
    x = 236,190.45

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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.