Home / 85,240.03-117,632.07-47,001.11

Finding the Fourth Proportional to 85,240.03, 117,632.07 and 47,001.11

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Solution

The fourth proportional to 85,240.03, 117,632.07 and 47,001.11 is: 64,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,240.03 : 117,632.07 = 47,001.11 : x
  2. Step 2: Convert to fraction form
    85,240.03/117,632.07 = 47,001.11/x
  3. Step 3: Cross multiply
    85,240.03x = 117,632.07 × 47,001.11
  4. Step 4: Simplify right side
    85,240.03x = 5,528,837,397.68
  5. Step 5: Solve for x
    x = 5,528,837,397.68/85,240.03
  6. Step 6: Final answer
    x = 64,861.98

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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.