Home / 47,000.23-64,859.87-25,490.45

Finding the Fourth Proportional to 47,000.23, 64,859.87 and 25,490.45

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Solution

The fourth proportional to 47,000.23, 64,859.87 and 25,490.45 is: 35,176.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,000.23 : 64,859.87 = 25,490.45 : x
  2. Step 2: Convert to fraction form
    47,000.23/64,859.87 = 25,490.45/x
  3. Step 3: Cross multiply
    47,000.23x = 64,859.87 × 25,490.45
  4. Step 4: Simplify right side
    47,000.23x = 1,653,306,821.49
  5. Step 5: Solve for x
    x = 1,653,306,821.49/47,000.23
  6. Step 6: Final answer
    x = 35,176.57

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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.