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Finding the Fourth Proportional to 178,233.34, 245,962.56 and 97,661.02

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Solution

The fourth proportional to 178,233.34, 245,962.56 and 97,661.02 is: 134,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,233.34 : 245,962.56 = 97,661.02 : x
  2. Step 2: Convert to fraction form
    178,233.34/245,962.56 = 97,661.02/x
  3. Step 3: Cross multiply
    178,233.34x = 245,962.56 × 97,661.02
  4. Step 4: Simplify right side
    178,233.34x = 24,020,954,491.41
  5. Step 5: Solve for x
    x = 24,020,954,491.41/178,233.34
  6. Step 6: Final answer
    x = 134,772.51

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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.