Home / 75,017.23-103,533.57-43,187.47

Finding the Fourth Proportional to 75,017.23, 103,533.57 and 43,187.47

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Solution

The fourth proportional to 75,017.23, 103,533.57 and 43,187.47 is: 59,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,017.23 : 103,533.57 = 43,187.47 : x
  2. Step 2: Convert to fraction form
    75,017.23/103,533.57 = 43,187.47/x
  3. Step 3: Cross multiply
    75,017.23x = 103,533.57 × 43,187.47
  4. Step 4: Simplify right side
    75,017.23x = 4,471,352,948.37
  5. Step 5: Solve for x
    x = 4,471,352,948.37/75,017.23
  6. Step 6: Final answer
    x = 59,604.35

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1.5x scale

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.