Home / 70,022.73-104,886.39-47,547.20

Finding the Fourth Proportional to 70,022.73, 104,886.39 and 47,547.20

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Solution

The fourth proportional to 70,022.73, 104,886.39 and 47,547.20 is: 71,220.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,022.73 : 104,886.39 = 47,547.20 : x
  2. Step 2: Convert to fraction form
    70,022.73/104,886.39 = 47,547.20/x
  3. Step 3: Cross multiply
    70,022.73x = 104,886.39 × 47,547.20
  4. Step 4: Simplify right side
    70,022.73x = 4,987,054,603.13
  5. Step 5: Solve for x
    x = 4,987,054,603.13/70,022.73
  6. Step 6: Final answer
    x = 71,220.51

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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.