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Finding the Fourth Proportional to 169,335.36, 233,671.44 and 97,718.40

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Solution

The fourth proportional to 169,335.36, 233,671.44 and 97,718.40 is: 134,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,335.36 : 233,671.44 = 97,718.40 : x
  2. Step 2: Convert to fraction form
    169,335.36/233,671.44 = 97,718.40/x
  3. Step 3: Cross multiply
    169,335.36x = 233,671.44 × 97,718.40
  4. Step 4: Simplify right side
    169,335.36x = 22,833,999,242.50
  5. Step 5: Solve for x
    x = 22,833,999,242.50/169,335.36
  6. Step 6: Final answer
    x = 134,844.84

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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.