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Finding the Fourth Proportional to 72,547.53, 108,881.26 and 37,035.09

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Solution

The fourth proportional to 72,547.53, 108,881.26 and 37,035.09 is: 55,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,547.53 : 108,881.26 = 37,035.09 : x
  2. Step 2: Convert to fraction form
    72,547.53/108,881.26 = 37,035.09/x
  3. Step 3: Cross multiply
    72,547.53x = 108,881.26 × 37,035.09
  4. Step 4: Simplify right side
    72,547.53x = 4,032,427,379.15
  5. Step 5: Solve for x
    x = 4,032,427,379.15/72,547.53
  6. Step 6: Final answer
    x = 55,583.25

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1.5x scale

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.