Home / 42,558.32-63,797.76-14,459.15

Finding the Fourth Proportional to 42,558.32, 63,797.76 and 14,459.15

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Solution

The fourth proportional to 42,558.32, 63,797.76 and 14,459.15 is: 21,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,558.32 : 63,797.76 = 14,459.15 : x
  2. Step 2: Convert to fraction form
    42,558.32/63,797.76 = 14,459.15/x
  3. Step 3: Cross multiply
    42,558.32x = 63,797.76 × 14,459.15
  4. Step 4: Simplify right side
    42,558.32x = 922,461,381.50
  5. Step 5: Solve for x
    x = 922,461,381.50/42,558.32
  6. Step 6: Final answer
    x = 21,675.23

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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.