Home / 103,924.15-155,886.28-25,038.45

Finding the Fourth Proportional to 103,924.15, 155,886.28 and 25,038.45

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Solution

The fourth proportional to 103,924.15, 155,886.28 and 25,038.45 is: 37,557.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,924.15 : 155,886.28 = 25,038.45 : x
  2. Step 2: Convert to fraction form
    103,924.15/155,886.28 = 25,038.45/x
  3. Step 3: Cross multiply
    103,924.15x = 155,886.28 × 25,038.45
  4. Step 4: Simplify right side
    103,924.15x = 3,903,150,764.87
  5. Step 5: Solve for x
    x = 3,903,150,764.87/103,924.15
  6. Step 6: Final answer
    x = 37,557.69

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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.