Home / 88,051.02-121,509.23-50,324.30

Finding the Fourth Proportional to 88,051.02, 121,509.23 and 50,324.30

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Solution

The fourth proportional to 88,051.02, 121,509.23 and 50,324.30 is: 69,446.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,051.02 : 121,509.23 = 50,324.30 : x
  2. Step 2: Convert to fraction form
    88,051.02/121,509.23 = 50,324.30/x
  3. Step 3: Cross multiply
    88,051.02x = 121,509.23 × 50,324.30
  4. Step 4: Simplify right side
    88,051.02x = 6,114,866,943.29
  5. Step 5: Solve for x
    x = 6,114,866,943.29/88,051.02
  6. Step 6: Final answer
    x = 69,446.86

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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.