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Finding the Fourth Proportional to 100,792.81, 151,083.73 and 37,587.51

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Solution

The fourth proportional to 100,792.81, 151,083.73 and 37,587.51 is: 56,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,792.81 : 151,083.73 = 37,587.51 : x
  2. Step 2: Convert to fraction form
    100,792.81/151,083.73 = 37,587.51/x
  3. Step 3: Cross multiply
    100,792.81x = 151,083.73 × 37,587.51
  4. Step 4: Simplify right side
    100,792.81x = 5,678,860,550.76
  5. Step 5: Solve for x
    x = 5,678,860,550.76/100,792.81
  6. Step 6: Final answer
    x = 56,341.92

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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.