Home / 48,647.32-72,968.31-14,913.28

Finding the Fourth Proportional to 48,647.32, 72,968.31 and 14,913.28

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Solution

The fourth proportional to 48,647.32, 72,968.31 and 14,913.28 is: 22,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,647.32 : 72,968.31 = 14,913.28 : x
  2. Step 2: Convert to fraction form
    48,647.32/72,968.31 = 14,913.28/x
  3. Step 3: Cross multiply
    48,647.32x = 72,968.31 × 14,913.28
  4. Step 4: Simplify right side
    48,647.32x = 1,088,196,838.16
  5. Step 5: Solve for x
    x = 1,088,196,838.16/48,647.32
  6. Step 6: Final answer
    x = 22,369.10

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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.