Home / 316,935.16-437,371.14-173,700.52

Finding the Fourth Proportional to 316,935.16, 437,371.14 and 173,700.52

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Solution

The fourth proportional to 316,935.16, 437,371.14 and 173,700.52 is: 239,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,935.16 : 437,371.14 = 173,700.52 : x
  2. Step 2: Convert to fraction form
    316,935.16/437,371.14 = 173,700.52/x
  3. Step 3: Cross multiply
    316,935.16x = 437,371.14 × 173,700.52
  4. Step 4: Simplify right side
    316,935.16x = 75,971,594,450.99
  5. Step 5: Solve for x
    x = 75,971,594,450.99/316,935.16
  6. Step 6: Final answer
    x = 239,707.06

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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.