Home / 66,158.57-99,237.66-26,715.22

Finding the Fourth Proportional to 66,158.57, 99,237.66 and 26,715.22

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Solution

The fourth proportional to 66,158.57, 99,237.66 and 26,715.22 is: 40,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,158.57 : 99,237.66 = 26,715.22 : x
  2. Step 2: Convert to fraction form
    66,158.57/99,237.66 = 26,715.22/x
  3. Step 3: Cross multiply
    66,158.57x = 99,237.66 × 26,715.22
  4. Step 4: Simplify right side
    66,158.57x = 2,651,155,570.91
  5. Step 5: Solve for x
    x = 2,651,155,570.91/66,158.57
  6. Step 6: Final answer
    x = 40,072.74

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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.