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Finding the Fourth Proportional to 153,683.22, 230,469.38 and 64,943.58

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Solution

The fourth proportional to 153,683.22, 230,469.38 and 64,943.58 is: 97,391.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,683.22 : 230,469.38 = 64,943.58 : x
  2. Step 2: Convert to fraction form
    153,683.22/230,469.38 = 64,943.58/x
  3. Step 3: Cross multiply
    153,683.22x = 230,469.38 × 64,943.58
  4. Step 4: Simplify right side
    153,683.22x = 14,967,506,292.86
  5. Step 5: Solve for x
    x = 14,967,506,292.86/153,683.22
  6. Step 6: Final answer
    x = 97,391.94

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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.