Home / 48,117.16-72,185.46-20,039.32

Finding the Fourth Proportional to 48,117.16, 72,185.46 and 20,039.32

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Solution

The fourth proportional to 48,117.16, 72,185.46 and 20,039.32 is: 30,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,117.16 : 72,185.46 = 20,039.32 : x
  2. Step 2: Convert to fraction form
    48,117.16/72,185.46 = 20,039.32/x
  3. Step 3: Cross multiply
    48,117.16x = 72,185.46 × 20,039.32
  4. Step 4: Simplify right side
    48,117.16x = 1,446,547,532.29
  5. Step 5: Solve for x
    x = 1,446,547,532.29/48,117.16
  6. Step 6: Final answer
    x = 30,063.03

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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.