Home / 67,739.04-101,395.80-46,555.20

Finding the Fourth Proportional to 67,739.04, 101,395.80 and 46,555.20

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Solution

The fourth proportional to 67,739.04, 101,395.80 and 46,555.20 is: 69,686.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,739.04 : 101,395.80 = 46,555.20 : x
  2. Step 2: Convert to fraction form
    67,739.04/101,395.80 = 46,555.20/x
  3. Step 3: Cross multiply
    67,739.04x = 101,395.80 × 46,555.20
  4. Step 4: Simplify right side
    67,739.04x = 4,720,501,748.16
  5. Step 5: Solve for x
    x = 4,720,501,748.16/67,739.04
  6. Step 6: Final answer
    x = 69,686.58

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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.