Home / 238,579.83-357,928.34-118,693.35

Finding the Fourth Proportional to 238,579.83, 357,928.34 and 118,693.35

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Solution

The fourth proportional to 238,579.83, 357,928.34 and 118,693.35 is: 178,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,579.83 : 357,928.34 = 118,693.35 : x
  2. Step 2: Convert to fraction form
    238,579.83/357,928.34 = 118,693.35/x
  3. Step 3: Cross multiply
    238,579.83x = 357,928.34 × 118,693.35
  4. Step 4: Simplify right side
    238,579.83x = 42,483,713,141.07
  5. Step 5: Solve for x
    x = 42,483,713,141.07/238,579.83
  6. Step 6: Final answer
    x = 178,069.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.