Home / 141,534.81-195,106.73-93,705.12

Finding the Fourth Proportional to 141,534.81, 195,106.73 and 93,705.12

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Solution

The fourth proportional to 141,534.81, 195,106.73 and 93,705.12 is: 129,173.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,534.81 : 195,106.73 = 93,705.12 : x
  2. Step 2: Convert to fraction form
    141,534.81/195,106.73 = 93,705.12/x
  3. Step 3: Cross multiply
    141,534.81x = 195,106.73 × 93,705.12
  4. Step 4: Simplify right side
    141,534.81x = 18,282,499,078.93
  5. Step 5: Solve for x
    x = 18,282,499,078.93/141,534.81
  6. Step 6: Final answer
    x = 129,173.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.