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Finding the Fourth Proportional to 35,831.03, 53,751.14 and 11,807.29

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Solution

The fourth proportional to 35,831.03, 53,751.14 and 11,807.29 is: 17,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,831.03 : 53,751.14 = 11,807.29 : x
  2. Step 2: Convert to fraction form
    35,831.03/53,751.14 = 11,807.29/x
  3. Step 3: Cross multiply
    35,831.03x = 53,751.14 × 11,807.29
  4. Step 4: Simplify right side
    35,831.03x = 634,655,567.83
  5. Step 5: Solve for x
    x = 634,655,567.83/35,831.03
  6. Step 6: Final answer
    x = 17,712.46

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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.