Home / 195,888.23-293,832.34-129,312.76

Finding the Fourth Proportional to 195,888.23, 293,832.34 and 129,312.76

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Solution

The fourth proportional to 195,888.23, 293,832.34 and 129,312.76 is: 193,969.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,888.23 : 293,832.34 = 129,312.76 : x
  2. Step 2: Convert to fraction form
    195,888.23/293,832.34 = 129,312.76/x
  3. Step 3: Cross multiply
    195,888.23x = 293,832.34 × 129,312.76
  4. Step 4: Simplify right side
    195,888.23x = 37,996,271,083.12
  5. Step 5: Solve for x
    x = 37,996,271,083.12/195,888.23
  6. Step 6: Final answer
    x = 193,969.14

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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.