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Finding the Fourth Proportional to 168,535, 232,578.30 and 93,088.36

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Solution

The fourth proportional to 168,535, 232,578.30 and 93,088.36 is: 128,461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,535 : 232,578.30 = 93,088.36 : x
  2. Step 2: Convert to fraction form
    168,535/232,578.30 = 93,088.36/x
  3. Step 3: Cross multiply
    168,535x = 232,578.30 × 93,088.36
  4. Step 4: Simplify right side
    168,535x = 21,650,332,518.59
  5. Step 5: Solve for x
    x = 21,650,332,518.59/168,535
  6. Step 6: Final answer
    x = 128,461.94

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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.