Home / 35,756.47-49,395.40-28,577.19

Finding the Fourth Proportional to 35,756.47, 49,395.40 and 28,577.19

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Solution

The fourth proportional to 35,756.47, 49,395.40 and 28,577.19 is: 39,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,756.47 : 49,395.40 = 28,577.19 : x
  2. Step 2: Convert to fraction form
    35,756.47/49,395.40 = 28,577.19/x
  3. Step 3: Cross multiply
    35,756.47x = 49,395.40 × 28,577.19
  4. Step 4: Simplify right side
    35,756.47x = 1,411,581,659.48
  5. Step 5: Solve for x
    x = 1,411,581,659.48/35,756.47
  6. Step 6: Final answer
    x = 39,477.66

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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.