Home / 109,548.40-164,209.20-59,522.80

Finding the Fourth Proportional to 109,548.40, 164,209.20 and 59,522.80

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Solution

The fourth proportional to 109,548.40, 164,209.20 and 59,522.80 is: 89,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,548.40 : 164,209.20 = 59,522.80 : x
  2. Step 2: Convert to fraction form
    109,548.40/164,209.20 = 59,522.80/x
  3. Step 3: Cross multiply
    109,548.40x = 164,209.20 × 59,522.80
  4. Step 4: Simplify right side
    109,548.40x = 9,774,191,369.76
  5. Step 5: Solve for x
    x = 9,774,191,369.76/109,548.40
  6. Step 6: Final answer
    x = 89,222.58

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1.5x scale

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.