Home / 44,368.80-66,492.08-19,429.72

Finding the Fourth Proportional to 44,368.80, 66,492.08 and 19,429.72

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Solution

The fourth proportional to 44,368.80, 66,492.08 and 19,429.72 is: 29,117.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,368.80 : 66,492.08 = 19,429.72 : x
  2. Step 2: Convert to fraction form
    44,368.80/66,492.08 = 19,429.72/x
  3. Step 3: Cross multiply
    44,368.80x = 66,492.08 × 19,429.72
  4. Step 4: Simplify right side
    44,368.80x = 1,291,922,496.62
  5. Step 5: Solve for x
    x = 1,291,922,496.62/44,368.80
  6. Step 6: Final answer
    x = 29,117.81

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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.