Home / 129,239.01-193,873.23-59,109.21

Finding the Fourth Proportional to 129,239.01, 193,873.23 and 59,109.21

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Solution

The fourth proportional to 129,239.01, 193,873.23 and 59,109.21 is: 88,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,239.01 : 193,873.23 = 59,109.21 : x
  2. Step 2: Convert to fraction form
    129,239.01/193,873.23 = 59,109.21/x
  3. Step 3: Cross multiply
    129,239.01x = 193,873.23 × 59,109.21
  4. Step 4: Simplify right side
    129,239.01x = 11,459,693,465.45
  5. Step 5: Solve for x
    x = 11,459,693,465.45/129,239.01
  6. Step 6: Final answer
    x = 88,670.55

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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.