Home / 51,764.05-77,646.08-46,126.45

Finding the Fourth Proportional to 51,764.05, 77,646.08 and 46,126.45

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Solution

The fourth proportional to 51,764.05, 77,646.08 and 46,126.45 is: 69,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,764.05 : 77,646.08 = 46,126.45 : x
  2. Step 2: Convert to fraction form
    51,764.05/77,646.08 = 46,126.45/x
  3. Step 3: Cross multiply
    51,764.05x = 77,646.08 × 46,126.45
  4. Step 4: Simplify right side
    51,764.05x = 3,581,537,796.18
  5. Step 5: Solve for x
    x = 3,581,537,796.18/51,764.05
  6. Step 6: Final answer
    x = 69,189.68

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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.