Home / 108,852.32-163,236.56-42,283.69

Finding the Fourth Proportional to 108,852.32, 163,236.56 and 42,283.69

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Solution

The fourth proportional to 108,852.32, 163,236.56 and 42,283.69 is: 63,409.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,852.32 : 163,236.56 = 42,283.69 : x
  2. Step 2: Convert to fraction form
    108,852.32/163,236.56 = 42,283.69/x
  3. Step 3: Cross multiply
    108,852.32x = 163,236.56 × 42,283.69
  4. Step 4: Simplify right side
    108,852.32x = 6,902,243,480.20
  5. Step 5: Solve for x
    x = 6,902,243,480.20/108,852.32
  6. Step 6: Final answer
    x = 63,409.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.