Home / 90,466.65-124,841.70-50,181.30

Finding the Fourth Proportional to 90,466.65, 124,841.70 and 50,181.30

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Solution

The fourth proportional to 90,466.65, 124,841.70 and 50,181.30 is: 69,248.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,466.65 : 124,841.70 = 50,181.30 : x
  2. Step 2: Convert to fraction form
    90,466.65/124,841.70 = 50,181.30/x
  3. Step 3: Cross multiply
    90,466.65x = 124,841.70 × 50,181.30
  4. Step 4: Simplify right side
    90,466.65x = 6,264,718,800.21
  5. Step 5: Solve for x
    x = 6,264,718,800.21/90,466.65
  6. Step 6: Final answer
    x = 69,248.93

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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.