Home / 313,500.01-432,632.55-170,261.07

Finding the Fourth Proportional to 313,500.01, 432,632.55 and 170,261.07

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Solution

The fourth proportional to 313,500.01, 432,632.55 and 170,261.07 is: 234,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,500.01 : 432,632.55 = 170,261.07 : x
  2. Step 2: Convert to fraction form
    313,500.01/432,632.55 = 170,261.07/x
  3. Step 3: Cross multiply
    313,500.01x = 432,632.55 × 170,261.07
  4. Step 4: Simplify right side
    313,500.01x = 73,660,482,502.20
  5. Step 5: Solve for x
    x = 73,660,482,502.20/313,500.01
  6. Step 6: Final answer
    x = 234,961.66

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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.