Home / 313,272.32-432,316.20-170,032.41

Finding the Fourth Proportional to 313,272.32, 432,316.20 and 170,032.41

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Solution

The fourth proportional to 313,272.32, 432,316.20 and 170,032.41 is: 234,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,272.32 : 432,316.20 = 170,032.41 : x
  2. Step 2: Convert to fraction form
    313,272.32/432,316.20 = 170,032.41/x
  3. Step 3: Cross multiply
    313,272.32x = 432,316.20 × 170,032.41
  4. Step 4: Simplify right side
    313,272.32x = 73,507,765,368.04
  5. Step 5: Solve for x
    x = 73,507,765,368.04/313,272.32
  6. Step 6: Final answer
    x = 234,644.94

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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.