Home / 42,237.15-63,369.81-14,160

Finding the Fourth Proportional to 42,237.15, 63,369.81 and 14,160

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Solution

The fourth proportional to 42,237.15, 63,369.81 and 14,160 is: 21,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237.15 : 63,369.81 = 14,160 : x
  2. Step 2: Convert to fraction form
    42,237.15/63,369.81 = 14,160/x
  3. Step 3: Cross multiply
    42,237.15x = 63,369.81 × 14,160
  4. Step 4: Simplify right side
    42,237.15x = 897,316,509.60
  5. Step 5: Solve for x
    x = 897,316,509.60/42,237.15
  6. Step 6: Final answer
    x = 21,244.72

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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.