Home / 316,935.45-437,368.41-173,695.15

Finding the Fourth Proportional to 316,935.45, 437,368.41 and 173,695.15

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Solution

The fourth proportional to 316,935.45, 437,368.41 and 173,695.15 is: 239,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,935.45 : 437,368.41 = 173,695.15 : x
  2. Step 2: Convert to fraction form
    316,935.45/437,368.41 = 173,695.15/x
  3. Step 3: Cross multiply
    316,935.45x = 437,368.41 × 173,695.15
  4. Step 4: Simplify right side
    316,935.45x = 75,968,772,126.92
  5. Step 5: Solve for x
    x = 75,968,772,126.92/316,935.45
  6. Step 6: Final answer
    x = 239,697.93

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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.