Home / 48,628.20-72,430.89-46,353

Finding the Fourth Proportional to 48,628.20, 72,430.89 and 46,353

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Solution

The fourth proportional to 48,628.20, 72,430.89 and 46,353 is: 69,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,628.20 : 72,430.89 = 46,353 : x
  2. Step 2: Convert to fraction form
    48,628.20/72,430.89 = 46,353/x
  3. Step 3: Cross multiply
    48,628.20x = 72,430.89 × 46,353
  4. Step 4: Simplify right side
    48,628.20x = 3,357,389,044.17
  5. Step 5: Solve for x
    x = 3,357,389,044.17/48,628.20
  6. Step 6: Final answer
    x = 69,042.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.