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Finding the Fourth Proportional to 169,897.04, 234,452.94 and 93,416.24

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Solution

The fourth proportional to 169,897.04, 234,452.94 and 93,416.24 is: 128,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,897.04 : 234,452.94 = 93,416.24 : x
  2. Step 2: Convert to fraction form
    169,897.04/234,452.94 = 93,416.24/x
  3. Step 3: Cross multiply
    169,897.04x = 234,452.94 × 93,416.24
  4. Step 4: Simplify right side
    169,897.04x = 21,901,712,111.75
  5. Step 5: Solve for x
    x = 21,901,712,111.75/169,897.04
  6. Step 6: Final answer
    x = 128,911.68

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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.