Home / 42,037.90-63,056.70-13,960.08

Finding the Fourth Proportional to 42,037.90, 63,056.70 and 13,960.08

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Solution

The fourth proportional to 42,037.90, 63,056.70 and 13,960.08 is: 20,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,037.90 : 63,056.70 = 13,960.08 : x
  2. Step 2: Convert to fraction form
    42,037.90/63,056.70 = 13,960.08/x
  3. Step 3: Cross multiply
    42,037.90x = 63,056.70 × 13,960.08
  4. Step 4: Simplify right side
    42,037.90x = 880,276,576.54
  5. Step 5: Solve for x
    x = 880,276,576.54/42,037.90
  6. Step 6: Final answer
    x = 20,940.07

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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.