Home / 316,928.16-437,361.48-173,693.52

Finding the Fourth Proportional to 316,928.16, 437,361.48 and 173,693.52

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Solution

The fourth proportional to 316,928.16, 437,361.48 and 173,693.52 is: 239,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,928.16 : 437,361.48 = 173,693.52 : x
  2. Step 2: Convert to fraction form
    316,928.16/437,361.48 = 173,693.52/x
  3. Step 3: Cross multiply
    316,928.16x = 437,361.48 × 173,693.52
  4. Step 4: Simplify right side
    316,928.16x = 75,966,854,973.61
  5. Step 5: Solve for x
    x = 75,966,854,973.61/316,928.16
  6. Step 6: Final answer
    x = 239,697.40

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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.