Home / 47,430.84-71,150.32-14,148.76

Finding the Fourth Proportional to 47,430.84, 71,150.32 and 14,148.76

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Solution

The fourth proportional to 47,430.84, 71,150.32 and 14,148.76 is: 21,224.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,430.84 : 71,150.32 = 14,148.76 : x
  2. Step 2: Convert to fraction form
    47,430.84/71,150.32 = 14,148.76/x
  3. Step 3: Cross multiply
    47,430.84x = 71,150.32 × 14,148.76
  4. Step 4: Simplify right side
    47,430.84x = 1,006,688,801.60
  5. Step 5: Solve for x
    x = 1,006,688,801.60/47,430.84
  6. Step 6: Final answer
    x = 21,224.35

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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.