Home / 103,673.76-155,518.32-29,807.52

Finding the Fourth Proportional to 103,673.76, 155,518.32 and 29,807.52

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Solution

The fourth proportional to 103,673.76, 155,518.32 and 29,807.52 is: 44,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673.76 : 155,518.32 = 29,807.52 : x
  2. Step 2: Convert to fraction form
    103,673.76/155,518.32 = 29,807.52/x
  3. Step 3: Cross multiply
    103,673.76x = 155,518.32 × 29,807.52
  4. Step 4: Simplify right side
    103,673.76x = 4,635,615,433.77
  5. Step 5: Solve for x
    x = 4,635,615,433.77/103,673.76
  6. Step 6: Final answer
    x = 44,713.49

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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.