Home / 42,173.74-63,239.95-14,084.16

Finding the Fourth Proportional to 42,173.74, 63,239.95 and 14,084.16

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Solution

The fourth proportional to 42,173.74, 63,239.95 and 14,084.16 is: 21,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,173.74 : 63,239.95 = 14,084.16 : x
  2. Step 2: Convert to fraction form
    42,173.74/63,239.95 = 14,084.16/x
  3. Step 3: Cross multiply
    42,173.74x = 63,239.95 × 14,084.16
  4. Step 4: Simplify right side
    42,173.74x = 890,681,574.19
  5. Step 5: Solve for x
    x = 890,681,574.19/42,173.74
  6. Step 6: Final answer
    x = 21,119.34

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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.