Home / 132,001.40-197,483.70-119,559.80

Finding the Fourth Proportional to 132,001.40, 197,483.70 and 119,559.80

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Solution

The fourth proportional to 132,001.40, 197,483.70 and 119,559.80 is: 178,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.40 : 197,483.70 = 119,559.80 : x
  2. Step 2: Convert to fraction form
    132,001.40/197,483.70 = 119,559.80/x
  3. Step 3: Cross multiply
    132,001.40x = 197,483.70 × 119,559.80
  4. Step 4: Simplify right side
    132,001.40x = 23,611,111,675.26
  5. Step 5: Solve for x
    x = 23,611,111,675.26/132,001.40
  6. Step 6: Final answer
    x = 178,870.16

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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.