Home / 48,002.16-72,005.04-18,422.98

Finding the Fourth Proportional to 48,002.16, 72,005.04 and 18,422.98

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Solution

The fourth proportional to 48,002.16, 72,005.04 and 18,422.98 is: 27,635.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,002.16 : 72,005.04 = 18,422.98 : x
  2. Step 2: Convert to fraction form
    48,002.16/72,005.04 = 18,422.98/x
  3. Step 3: Cross multiply
    48,002.16x = 72,005.04 × 18,422.98
  4. Step 4: Simplify right side
    48,002.16x = 1,326,547,411.82
  5. Step 5: Solve for x
    x = 1,326,547,411.82/48,002.16
  6. Step 6: Final answer
    x = 27,635.16

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1.5x scale

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.