Home / 141,588.51-195,393.53-77,927.77

Finding the Fourth Proportional to 141,588.51, 195,393.53 and 77,927.77

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Solution

The fourth proportional to 141,588.51, 195,393.53 and 77,927.77 is: 107,541.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,588.51 : 195,393.53 = 77,927.77 : x
  2. Step 2: Convert to fraction form
    141,588.51/195,393.53 = 77,927.77/x
  3. Step 3: Cross multiply
    141,588.51x = 195,393.53 × 77,927.77
  4. Step 4: Simplify right side
    141,588.51x = 15,226,582,065.33
  5. Step 5: Solve for x
    x = 15,226,582,065.33/141,588.51
  6. Step 6: Final answer
    x = 107,541.09

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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.