Home / 132,071.13-198,106.70-61,950.45

Finding the Fourth Proportional to 132,071.13, 198,106.70 and 61,950.45

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Solution

The fourth proportional to 132,071.13, 198,106.70 and 61,950.45 is: 92,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,071.13 : 198,106.70 = 61,950.45 : x
  2. Step 2: Convert to fraction form
    132,071.13/198,106.70 = 61,950.45/x
  3. Step 3: Cross multiply
    132,071.13x = 198,106.70 × 61,950.45
  4. Step 4: Simplify right side
    132,071.13x = 12,272,798,497.34
  5. Step 5: Solve for x
    x = 12,272,798,497.34/132,071.13
  6. Step 6: Final answer
    x = 92,925.67

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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.