Home / 42,192.29-63,269.96-20,012.00

Finding the Fourth Proportional to 42,192.29, 63,269.96 and 20,012.00

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Solution

The fourth proportional to 42,192.29, 63,269.96 and 20,012.00 is: 30,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,192.29 : 63,269.96 = 20,012.00 : x
  2. Step 2: Convert to fraction form
    42,192.29/63,269.96 = 20,012.00/x
  3. Step 3: Cross multiply
    42,192.29x = 63,269.96 × 20,012.00
  4. Step 4: Simplify right side
    42,192.29x = 1,266,158,023.11
  5. Step 5: Solve for x
    x = 1,266,158,023.11/42,192.29
  6. Step 6: Final answer
    x = 30,009.23

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1.5x scale

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.