Home / 48,633.62-72,897.87-20,547.14

Finding the Fourth Proportional to 48,633.62, 72,897.87 and 20,547.14

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Solution

The fourth proportional to 48,633.62, 72,897.87 and 20,547.14 is: 30,798.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,633.62 : 72,897.87 = 20,547.14 : x
  2. Step 2: Convert to fraction form
    48,633.62/72,897.87 = 20,547.14/x
  3. Step 3: Cross multiply
    48,633.62x = 72,897.87 × 20,547.14
  4. Step 4: Simplify right side
    48,633.62x = 1,497,842,740.59
  5. Step 5: Solve for x
    x = 1,497,842,740.59/48,633.62
  6. Step 6: Final answer
    x = 30,798.50

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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.