Home / 89,095.52-133,643.28-83,190.62

Finding the Fourth Proportional to 89,095.52, 133,643.28 and 83,190.62

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Solution

The fourth proportional to 89,095.52, 133,643.28 and 83,190.62 is: 124,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,095.52 : 133,643.28 = 83,190.62 : x
  2. Step 2: Convert to fraction form
    89,095.52/133,643.28 = 83,190.62/x
  3. Step 3: Cross multiply
    89,095.52x = 133,643.28 × 83,190.62
  4. Step 4: Simplify right side
    89,095.52x = 11,117,867,322.03
  5. Step 5: Solve for x
    x = 11,117,867,322.03/89,095.52
  6. Step 6: Final answer
    x = 124,785.93

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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.