Home / 35,429.80-53,150.43-10,472.35

Finding the Fourth Proportional to 35,429.80, 53,150.43 and 10,472.35

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Solution

The fourth proportional to 35,429.80, 53,150.43 and 10,472.35 is: 15,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.80 : 53,150.43 = 10,472.35 : x
  2. Step 2: Convert to fraction form
    35,429.80/53,150.43 = 10,472.35/x
  3. Step 3: Cross multiply
    35,429.80x = 53,150.43 × 10,472.35
  4. Step 4: Simplify right side
    35,429.80x = 556,609,905.61
  5. Step 5: Solve for x
    x = 556,609,905.61/35,429.80
  6. Step 6: Final answer
    x = 15,710.22

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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.