Home / 160,163.40-221,030.10-88,548.03

Finding the Fourth Proportional to 160,163.40, 221,030.10 and 88,548.03

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Solution

The fourth proportional to 160,163.40, 221,030.10 and 88,548.03 is: 122,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,163.40 : 221,030.10 = 88,548.03 : x
  2. Step 2: Convert to fraction form
    160,163.40/221,030.10 = 88,548.03/x
  3. Step 3: Cross multiply
    160,163.40x = 221,030.10 × 88,548.03
  4. Step 4: Simplify right side
    160,163.40x = 19,571,779,925.70
  5. Step 5: Solve for x
    x = 19,571,779,925.70/160,163.40
  6. Step 6: Final answer
    x = 122,198.83

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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.