Home / 213,015.03-293,962.31-117,525.15

Finding the Fourth Proportional to 213,015.03, 293,962.31 and 117,525.15

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Solution

The fourth proportional to 213,015.03, 293,962.31 and 117,525.15 is: 162,185.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,015.03 : 293,962.31 = 117,525.15 : x
  2. Step 2: Convert to fraction form
    213,015.03/293,962.31 = 117,525.15/x
  3. Step 3: Cross multiply
    213,015.03x = 293,962.31 × 117,525.15
  4. Step 4: Simplify right side
    213,015.03x = 34,547,963,989.47
  5. Step 5: Solve for x
    x = 34,547,963,989.47/213,015.03
  6. Step 6: Final answer
    x = 162,185.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.