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Finding the Fourth Proportional to 66,032.08, 99,055.80 and 23,931.99

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Solution

The fourth proportional to 66,032.08, 99,055.80 and 23,931.99 is: 35,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,032.08 : 99,055.80 = 23,931.99 : x
  2. Step 2: Convert to fraction form
    66,032.08/99,055.80 = 23,931.99/x
  3. Step 3: Cross multiply
    66,032.08x = 99,055.80 × 23,931.99
  4. Step 4: Simplify right side
    66,032.08x = 2,370,602,415.04
  5. Step 5: Solve for x
    x = 2,370,602,415.04/66,032.08
  6. Step 6: Final answer
    x = 35,900.77

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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.