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Finding the Fourth Proportional to 157,473.60, 236,210.40 and 148,944.30

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Solution

The fourth proportional to 157,473.60, 236,210.40 and 148,944.30 is: 223,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,473.60 : 236,210.40 = 148,944.30 : x
  2. Step 2: Convert to fraction form
    157,473.60/236,210.40 = 148,944.30/x
  3. Step 3: Cross multiply
    157,473.60x = 236,210.40 × 148,944.30
  4. Step 4: Simplify right side
    157,473.60x = 35,182,192,680.72
  5. Step 5: Solve for x
    x = 35,182,192,680.72/157,473.60
  6. Step 6: Final answer
    x = 223,416.45

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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.