Home / 180,101.16-248,538.02-99,534.12

Finding the Fourth Proportional to 180,101.16, 248,538.02 and 99,534.12

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Solution

The fourth proportional to 180,101.16, 248,538.02 and 99,534.12 is: 137,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,101.16 : 248,538.02 = 99,534.12 : x
  2. Step 2: Convert to fraction form
    180,101.16/248,538.02 = 99,534.12/x
  3. Step 3: Cross multiply
    180,101.16x = 248,538.02 × 99,534.12
  4. Step 4: Simplify right side
    180,101.16x = 24,738,013,107.24
  5. Step 5: Solve for x
    x = 24,738,013,107.24/180,101.16
  6. Step 6: Final answer
    x = 137,356.21

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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.