Home / 316,935.17-437,368.02-173,694.87

Finding the Fourth Proportional to 316,935.17, 437,368.02 and 173,694.87

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Solution

The fourth proportional to 316,935.17, 437,368.02 and 173,694.87 is: 239,697.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,935.17 : 437,368.02 = 173,694.87 : x
  2. Step 2: Convert to fraction form
    316,935.17/437,368.02 = 173,694.87/x
  3. Step 3: Cross multiply
    316,935.17x = 437,368.02 × 173,694.87
  4. Step 4: Simplify right side
    316,935.17x = 75,968,581,701.74
  5. Step 5: Solve for x
    x = 75,968,581,701.74/316,935.17
  6. Step 6: Final answer
    x = 239,697.54

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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.