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Finding the Fourth Proportional to 169,880.10, 234,435.01 and 93,407.01

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Solution

The fourth proportional to 169,880.10, 234,435.01 and 93,407.01 is: 128,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,880.10 : 234,435.01 = 93,407.01 : x
  2. Step 2: Convert to fraction form
    169,880.10/234,435.01 = 93,407.01/x
  3. Step 3: Cross multiply
    169,880.10x = 234,435.01 × 93,407.01
  4. Step 4: Simplify right side
    169,880.10x = 21,897,873,969.03
  5. Step 5: Solve for x
    x = 21,897,873,969.03/169,880.10
  6. Step 6: Final answer
    x = 128,901.94

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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.