Home / 91,496.16-137,454.51-64,908.17

Finding the Fourth Proportional to 91,496.16, 137,454.51 and 64,908.17

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Solution

The fourth proportional to 91,496.16, 137,454.51 and 64,908.17 is: 97,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,496.16 : 137,454.51 = 64,908.17 : x
  2. Step 2: Convert to fraction form
    91,496.16/137,454.51 = 64,908.17/x
  3. Step 3: Cross multiply
    91,496.16x = 137,454.51 × 64,908.17
  4. Step 4: Simplify right side
    91,496.16x = 8,921,920,015.07
  5. Step 5: Solve for x
    x = 8,921,920,015.07/91,496.16
  6. Step 6: Final answer
    x = 97,511.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.