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Finding the Fourth Proportional to 73,547.28, 101,440.26 and 46,697.64

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Solution

The fourth proportional to 73,547.28, 101,440.26 and 46,697.64 is: 64,407.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,547.28 : 101,440.26 = 46,697.64 : x
  2. Step 2: Convert to fraction form
    73,547.28/101,440.26 = 46,697.64/x
  3. Step 3: Cross multiply
    73,547.28x = 101,440.26 × 46,697.64
  4. Step 4: Simplify right side
    73,547.28x = 4,737,020,742.99
  5. Step 5: Solve for x
    x = 4,737,020,742.99/73,547.28
  6. Step 6: Final answer
    x = 64,407.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.