Home / 141,705.93-195,567.99-105,833.66

Finding the Fourth Proportional to 141,705.93, 195,567.99 and 105,833.66

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Solution

The fourth proportional to 141,705.93, 195,567.99 and 105,833.66 is: 146,060.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,705.93 : 195,567.99 = 105,833.66 : x
  2. Step 2: Convert to fraction form
    141,705.93/195,567.99 = 105,833.66/x
  3. Step 3: Cross multiply
    141,705.93x = 195,567.99 × 105,833.66
  4. Step 4: Simplify right side
    141,705.93x = 20,697,677,328.90
  5. Step 5: Solve for x
    x = 20,697,677,328.90/141,705.93
  6. Step 6: Final answer
    x = 146,060.77

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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.