Home / 42,068.62-63,079.26-13,973.64

Finding the Fourth Proportional to 42,068.62, 63,079.26 and 13,973.64

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Solution

The fourth proportional to 42,068.62, 63,079.26 and 13,973.64 is: 20,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,068.62 : 63,079.26 = 13,973.64 : x
  2. Step 2: Convert to fraction form
    42,068.62/63,079.26 = 13,973.64/x
  3. Step 3: Cross multiply
    42,068.62x = 63,079.26 × 13,973.64
  4. Step 4: Simplify right side
    42,068.62x = 881,446,870.71
  5. Step 5: Solve for x
    x = 881,446,870.71/42,068.62
  6. Step 6: Final answer
    x = 20,952.60

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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.