Home / 160,856.04-221,987.25-97,181.49

Finding the Fourth Proportional to 160,856.04, 221,987.25 and 97,181.49

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Solution

The fourth proportional to 160,856.04, 221,987.25 and 97,181.49 is: 134,114.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,856.04 : 221,987.25 = 97,181.49 : x
  2. Step 2: Convert to fraction form
    160,856.04/221,987.25 = 97,181.49/x
  3. Step 3: Cross multiply
    160,856.04x = 221,987.25 × 97,181.49
  4. Step 4: Simplify right side
    160,856.04x = 21,573,051,716.00
  5. Step 5: Solve for x
    x = 21,573,051,716.00/160,856.04
  6. Step 6: Final answer
    x = 134,114.03

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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.