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Finding the Fourth Proportional to 88,332.50, 132,549.78 and 46,779.50

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Solution

The fourth proportional to 88,332.50, 132,549.78 and 46,779.50 is: 70,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,332.50 : 132,549.78 = 46,779.50 : x
  2. Step 2: Convert to fraction form
    88,332.50/132,549.78 = 46,779.50/x
  3. Step 3: Cross multiply
    88,332.50x = 132,549.78 × 46,779.50
  4. Step 4: Simplify right side
    88,332.50x = 6,200,612,433.51
  5. Step 5: Solve for x
    x = 6,200,612,433.51/88,332.50
  6. Step 6: Final answer
    x = 70,196.27

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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.