Home / 32,875.52-45,365.58-20,123.37

Finding the Fourth Proportional to 32,875.52, 45,365.58 and 20,123.37

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Solution

The fourth proportional to 32,875.52, 45,365.58 and 20,123.37 is: 27,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,875.52 : 45,365.58 = 20,123.37 : x
  2. Step 2: Convert to fraction form
    32,875.52/45,365.58 = 20,123.37/x
  3. Step 3: Cross multiply
    32,875.52x = 45,365.58 × 20,123.37
  4. Step 4: Simplify right side
    32,875.52x = 912,908,351.60
  5. Step 5: Solve for x
    x = 912,908,351.60/32,875.52
  6. Step 6: Final answer
    x = 27,768.64

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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.