Home / 89,317.41-123,258.08-53,528.19

Finding the Fourth Proportional to 89,317.41, 123,258.08 and 53,528.19

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Solution

The fourth proportional to 89,317.41, 123,258.08 and 53,528.19 is: 73,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,317.41 : 123,258.08 = 53,528.19 : x
  2. Step 2: Convert to fraction form
    89,317.41/123,258.08 = 53,528.19/x
  3. Step 3: Cross multiply
    89,317.41x = 123,258.08 × 53,528.19
  4. Step 4: Simplify right side
    89,317.41x = 6,597,781,657.63
  5. Step 5: Solve for x
    x = 6,597,781,657.63/89,317.41
  6. Step 6: Final answer
    x = 73,868.93

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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.