Home / 129,933.60-194,842.80-59,834.40

Finding the Fourth Proportional to 129,933.60, 194,842.80 and 59,834.40

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Solution

The fourth proportional to 129,933.60, 194,842.80 and 59,834.40 is: 89,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,933.60 : 194,842.80 = 59,834.40 : x
  2. Step 2: Convert to fraction form
    129,933.60/194,842.80 = 59,834.40/x
  3. Step 3: Cross multiply
    129,933.60x = 194,842.80 × 59,834.40
  4. Step 4: Simplify right side
    129,933.60x = 11,658,302,032.32
  5. Step 5: Solve for x
    x = 11,658,302,032.32/129,933.60
  6. Step 6: Final answer
    x = 89,725.08

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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.