Home / 32,883.12-45,368.37-20,123.00

Finding the Fourth Proportional to 32,883.12, 45,368.37 and 20,123.00

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Solution

The fourth proportional to 32,883.12, 45,368.37 and 20,123.00 is: 27,763.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,883.12 : 45,368.37 = 20,123.00 : x
  2. Step 2: Convert to fraction form
    32,883.12/45,368.37 = 20,123.00/x
  3. Step 3: Cross multiply
    32,883.12x = 45,368.37 × 20,123.00
  4. Step 4: Simplify right side
    32,883.12x = 912,947,663.60
  5. Step 5: Solve for x
    x = 912,947,663.60/32,883.12
  6. Step 6: Final answer
    x = 27,763.41

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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.