Home / 99,045.06-148,513.83-44,980.05

Finding the Fourth Proportional to 99,045.06, 148,513.83 and 44,980.05

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Solution

The fourth proportional to 99,045.06, 148,513.83 and 44,980.05 is: 67,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,045.06 : 148,513.83 = 44,980.05 : x
  2. Step 2: Convert to fraction form
    99,045.06/148,513.83 = 44,980.05/x
  3. Step 3: Cross multiply
    99,045.06x = 148,513.83 × 44,980.05
  4. Step 4: Simplify right side
    99,045.06x = 6,680,159,499.09
  5. Step 5: Solve for x
    x = 6,680,159,499.09/99,045.06
  6. Step 6: Final answer
    x = 67,445.66

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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.