Home / 34,945.16-47,953.09-31,777.16

Finding the Fourth Proportional to 34,945.16, 47,953.09 and 31,777.16

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Solution

The fourth proportional to 34,945.16, 47,953.09 and 31,777.16 is: 43,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,945.16 : 47,953.09 = 31,777.16 : x
  2. Step 2: Convert to fraction form
    34,945.16/47,953.09 = 31,777.16/x
  3. Step 3: Cross multiply
    34,945.16x = 47,953.09 × 31,777.16
  4. Step 4: Simplify right side
    34,945.16x = 1,523,813,013.42
  5. Step 5: Solve for x
    x = 1,523,813,013.42/34,945.16
  6. Step 6: Final answer
    x = 43,605.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.