Home / 42,099.54-63,159.40-14,019.83

Finding the Fourth Proportional to 42,099.54, 63,159.40 and 14,019.83

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Solution

The fourth proportional to 42,099.54, 63,159.40 and 14,019.83 is: 21,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,099.54 : 63,159.40 = 14,019.83 : x
  2. Step 2: Convert to fraction form
    42,099.54/63,159.40 = 14,019.83/x
  3. Step 3: Cross multiply
    42,099.54x = 63,159.40 × 14,019.83
  4. Step 4: Simplify right side
    42,099.54x = 885,484,246.45
  5. Step 5: Solve for x
    x = 885,484,246.45/42,099.54
  6. Step 6: Final answer
    x = 21,033.11

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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.