Home / 46,712.04-70,043.32-20,386.04

Finding the Fourth Proportional to 46,712.04, 70,043.32 and 20,386.04

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Solution

The fourth proportional to 46,712.04, 70,043.32 and 20,386.04 is: 30,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,712.04 : 70,043.32 = 20,386.04 : x
  2. Step 2: Convert to fraction form
    46,712.04/70,043.32 = 20,386.04/x
  3. Step 3: Cross multiply
    46,712.04x = 70,043.32 × 20,386.04
  4. Step 4: Simplify right side
    46,712.04x = 1,427,905,923.25
  5. Step 5: Solve for x
    x = 1,427,905,923.25/46,712.04
  6. Step 6: Final answer
    x = 30,568.26

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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.