Home / 179,486.46-247,518.58-118,122.88

Finding the Fourth Proportional to 179,486.46, 247,518.58 and 118,122.88

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Solution

The fourth proportional to 179,486.46, 247,518.58 and 118,122.88 is: 162,895.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,486.46 : 247,518.58 = 118,122.88 : x
  2. Step 2: Convert to fraction form
    179,486.46/247,518.58 = 118,122.88/x
  3. Step 3: Cross multiply
    179,486.46x = 247,518.58 × 118,122.88
  4. Step 4: Simplify right side
    179,486.46x = 29,237,607,523.11
  5. Step 5: Solve for x
    x = 29,237,607,523.11/179,486.46
  6. Step 6: Final answer
    x = 162,895.89

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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.