Home / 148,084.40-204,298.34-87,633.02

Finding the Fourth Proportional to 148,084.40, 204,298.34 and 87,633.02

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Solution

The fourth proportional to 148,084.40, 204,298.34 and 87,633.02 is: 120,899.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,084.40 : 204,298.34 = 87,633.02 : x
  2. Step 2: Convert to fraction form
    148,084.40/204,298.34 = 87,633.02/x
  3. Step 3: Cross multiply
    148,084.40x = 204,298.34 × 87,633.02
  4. Step 4: Simplify right side
    148,084.40x = 17,903,280,587.77
  5. Step 5: Solve for x
    x = 17,903,280,587.77/148,084.40
  6. Step 6: Final answer
    x = 120,899.16

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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.