Home / 313,240.10-432,271.33-170,000.14

Finding the Fourth Proportional to 313,240.10, 432,271.33 and 170,000.14

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Solution

The fourth proportional to 313,240.10, 432,271.33 and 170,000.14 is: 234,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,240.10 : 432,271.33 = 170,000.14 : x
  2. Step 2: Convert to fraction form
    313,240.10/432,271.33 = 170,000.14/x
  3. Step 3: Cross multiply
    313,240.10x = 432,271.33 × 170,000.14
  4. Step 4: Simplify right side
    313,240.10x = 73,486,186,617.99
  5. Step 5: Solve for x
    x = 73,486,186,617.99/313,240.10
  6. Step 6: Final answer
    x = 234,600.19

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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.