Home / 66,160.41-99,368.27-56,694.19

Finding the Fourth Proportional to 66,160.41, 99,368.27 and 56,694.19

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Solution

The fourth proportional to 66,160.41, 99,368.27 and 56,694.19 is: 85,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,160.41 : 99,368.27 = 56,694.19 : x
  2. Step 2: Convert to fraction form
    66,160.41/99,368.27 = 56,694.19/x
  3. Step 3: Cross multiply
    66,160.41x = 99,368.27 × 56,694.19
  4. Step 4: Simplify right side
    66,160.41x = 5,633,602,799.04
  5. Step 5: Solve for x
    x = 5,633,602,799.04/66,160.41
  6. Step 6: Final answer
    x = 85,150.67

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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.