Home / 160,248.81-221,142.24-88,626.18

Finding the Fourth Proportional to 160,248.81, 221,142.24 and 88,626.18

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Solution

The fourth proportional to 160,248.81, 221,142.24 and 88,626.18 is: 122,303.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,248.81 : 221,142.24 = 88,626.18 : x
  2. Step 2: Convert to fraction form
    160,248.81/221,142.24 = 88,626.18/x
  3. Step 3: Cross multiply
    160,248.81x = 221,142.24 × 88,626.18
  4. Step 4: Simplify right side
    160,248.81x = 19,598,991,967.84
  5. Step 5: Solve for x
    x = 19,598,991,967.84/160,248.81
  6. Step 6: Final answer
    x = 122,303.51

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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.