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Finding the Fourth Proportional to 169,348.09, 233,647.18 and 97,718.71

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Solution

The fourth proportional to 169,348.09, 233,647.18 and 97,718.71 is: 134,821.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,348.09 : 233,647.18 = 97,718.71 : x
  2. Step 2: Convert to fraction form
    169,348.09/233,647.18 = 97,718.71/x
  3. Step 3: Cross multiply
    169,348.09x = 233,647.18 × 97,718.71
  4. Step 4: Simplify right side
    169,348.09x = 22,831,701,024.74
  5. Step 5: Solve for x
    x = 22,831,701,024.74/169,348.09
  6. Step 6: Final answer
    x = 134,821.13

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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.