Home / 141,605.01-195,315.40-93,191.51

Finding the Fourth Proportional to 141,605.01, 195,315.40 and 93,191.51

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Solution

The fourth proportional to 141,605.01, 195,315.40 and 93,191.51 is: 128,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,605.01 : 195,315.40 = 93,191.51 : x
  2. Step 2: Convert to fraction form
    141,605.01/195,315.40 = 93,191.51/x
  3. Step 3: Cross multiply
    141,605.01x = 195,315.40 × 93,191.51
  4. Step 4: Simplify right side
    141,605.01x = 18,201,737,657.03
  5. Step 5: Solve for x
    x = 18,201,737,657.03/141,605.01
  6. Step 6: Final answer
    x = 128,538.80

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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.