Home / 89,038.20-133,557.30-59,246.40

Finding the Fourth Proportional to 89,038.20, 133,557.30 and 59,246.40

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Solution

The fourth proportional to 89,038.20, 133,557.30 and 59,246.40 is: 88,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,038.20 : 133,557.30 = 59,246.40 : x
  2. Step 2: Convert to fraction form
    89,038.20/133,557.30 = 59,246.40/x
  3. Step 3: Cross multiply
    89,038.20x = 133,557.30 × 59,246.40
  4. Step 4: Simplify right side
    89,038.20x = 7,912,789,218.72
  5. Step 5: Solve for x
    x = 7,912,789,218.72/89,038.20
  6. Step 6: Final answer
    x = 88,869.60

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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.