Home / 129,962.40-194,792.40-59,848.80

Finding the Fourth Proportional to 129,962.40, 194,792.40 and 59,848.80

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Solution

The fourth proportional to 129,962.40, 194,792.40 and 59,848.80 is: 89,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,962.40 : 194,792.40 = 59,848.80 : x
  2. Step 2: Convert to fraction form
    129,962.40/194,792.40 = 59,848.80/x
  3. Step 3: Cross multiply
    129,962.40x = 194,792.40 × 59,848.80
  4. Step 4: Simplify right side
    129,962.40x = 11,658,091,389.12
  5. Step 5: Solve for x
    x = 11,658,091,389.12/129,962.40
  6. Step 6: Final answer
    x = 89,703.57

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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.