Home / 316,904.39-437,325.51-173,664.06

Finding the Fourth Proportional to 316,904.39, 437,325.51 and 173,664.06

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Solution

The fourth proportional to 316,904.39, 437,325.51 and 173,664.06 is: 239,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,904.39 : 437,325.51 = 173,664.06 : x
  2. Step 2: Convert to fraction form
    316,904.39/437,325.51 = 173,664.06/x
  3. Step 3: Cross multiply
    316,904.39x = 437,325.51 × 173,664.06
  4. Step 4: Simplify right side
    316,904.39x = 75,947,723,608.17
  5. Step 5: Solve for x
    x = 75,947,723,608.17/316,904.39
  6. Step 6: Final answer
    x = 239,655.01

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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.