Home / 42,187.04-63,259.20-14,097.08

Finding the Fourth Proportional to 42,187.04, 63,259.20 and 14,097.08

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Solution

The fourth proportional to 42,187.04, 63,259.20 and 14,097.08 is: 21,138.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,187.04 : 63,259.20 = 14,097.08 : x
  2. Step 2: Convert to fraction form
    42,187.04/63,259.20 = 14,097.08/x
  3. Step 3: Cross multiply
    42,187.04x = 63,259.20 × 14,097.08
  4. Step 4: Simplify right side
    42,187.04x = 891,770,003.14
  5. Step 5: Solve for x
    x = 891,770,003.14/42,187.04
  6. Step 6: Final answer
    x = 21,138.48

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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.