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Finding the Fourth Proportional to 215,186.50, 296,957.37 and 125,762.50

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Solution

The fourth proportional to 215,186.50, 296,957.37 and 125,762.50 is: 173,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,186.50 : 296,957.37 = 125,762.50 : x
  2. Step 2: Convert to fraction form
    215,186.50/296,957.37 = 125,762.50/x
  3. Step 3: Cross multiply
    215,186.50x = 296,957.37 × 125,762.50
  4. Step 4: Simplify right side
    215,186.50x = 37,346,101,244.63
  5. Step 5: Solve for x
    x = 37,346,101,244.63/215,186.50
  6. Step 6: Final answer
    x = 173,552.25

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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.