Home / 134,849.49-186,162.23-98,510.12

Finding the Fourth Proportional to 134,849.49, 186,162.23 and 98,510.12

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Solution

The fourth proportional to 134,849.49, 186,162.23 and 98,510.12 is: 135,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,849.49 : 186,162.23 = 98,510.12 : x
  2. Step 2: Convert to fraction form
    134,849.49/186,162.23 = 98,510.12/x
  3. Step 3: Cross multiply
    134,849.49x = 186,162.23 × 98,510.12
  4. Step 4: Simplify right side
    134,849.49x = 18,338,863,616.77
  5. Step 5: Solve for x
    x = 18,338,863,616.77/134,849.49
  6. Step 6: Final answer
    x = 135,995.05

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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.