Home / 88,116.04-121,579.14-50,389.48

Finding the Fourth Proportional to 88,116.04, 121,579.14 and 50,389.48

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Solution

The fourth proportional to 88,116.04, 121,579.14 and 50,389.48 is: 69,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,116.04 : 121,579.14 = 50,389.48 : x
  2. Step 2: Convert to fraction form
    88,116.04/121,579.14 = 50,389.48/x
  3. Step 3: Cross multiply
    88,116.04x = 121,579.14 × 50,389.48
  4. Step 4: Simplify right side
    88,116.04x = 6,126,309,643.45
  5. Step 5: Solve for x
    x = 6,126,309,643.45/88,116.04
  6. Step 6: Final answer
    x = 69,525.48

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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.