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Finding the Fourth Proportional to 157,544.40, 236,316.60 and 157,544.40

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Solution

The fourth proportional to 157,544.40, 236,316.60 and 157,544.40 is: 236,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,544.40 : 236,316.60 = 157,544.40 : x
  2. Step 2: Convert to fraction form
    157,544.40/236,316.60 = 157,544.40/x
  3. Step 3: Cross multiply
    157,544.40x = 236,316.60 × 157,544.40
  4. Step 4: Simplify right side
    157,544.40x = 37,230,356,957.04
  5. Step 5: Solve for x
    x = 37,230,356,957.04/157,544.40
  6. Step 6: Final answer
    x = 236,316.60

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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.