Home / 42,623.55-63,953.55-26,840.70

Finding the Fourth Proportional to 42,623.55, 63,953.55 and 26,840.70

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Solution

The fourth proportional to 42,623.55, 63,953.55 and 26,840.70 is: 40,272.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623.55 : 63,953.55 = 26,840.70 : x
  2. Step 2: Convert to fraction form
    42,623.55/63,953.55 = 26,840.70/x
  3. Step 3: Cross multiply
    42,623.55x = 63,953.55 × 26,840.70
  4. Step 4: Simplify right side
    42,623.55x = 1,716,558,049.49
  5. Step 5: Solve for x
    x = 1,716,558,049.49/42,623.55
  6. Step 6: Final answer
    x = 40,272.53

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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.