Home / 313,206.09-432,225.53-169,966.10

Finding the Fourth Proportional to 313,206.09, 432,225.53 and 169,966.10

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Solution

The fourth proportional to 313,206.09, 432,225.53 and 169,966.10 is: 234,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,206.09 : 432,225.53 = 169,966.10 : x
  2. Step 2: Convert to fraction form
    313,206.09/432,225.53 = 169,966.10/x
  3. Step 3: Cross multiply
    313,206.09x = 432,225.53 × 169,966.10
  4. Step 4: Simplify right side
    313,206.09x = 73,463,684,643.57
  5. Step 5: Solve for x
    x = 73,463,684,643.57/313,206.09
  6. Step 6: Final answer
    x = 234,553.82

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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.