Home / 47,176.36-65,130.24-31,282.27

Finding the Fourth Proportional to 47,176.36, 65,130.24 and 31,282.27

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Solution

The fourth proportional to 47,176.36, 65,130.24 and 31,282.27 is: 43,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,176.36 : 65,130.24 = 31,282.27 : x
  2. Step 2: Convert to fraction form
    47,176.36/65,130.24 = 31,282.27/x
  3. Step 3: Cross multiply
    47,176.36x = 65,130.24 × 31,282.27
  4. Step 4: Simplify right side
    47,176.36x = 2,037,421,752.84
  5. Step 5: Solve for x
    x = 2,037,421,752.84/47,176.36
  6. Step 6: Final answer
    x = 43,187.35

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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.