Home / 190,711.70-286,069.72-57,593.06

Finding the Fourth Proportional to 190,711.70, 286,069.72 and 57,593.06

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Solution

The fourth proportional to 190,711.70, 286,069.72 and 57,593.06 is: 86,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,711.70 : 286,069.72 = 57,593.06 : x
  2. Step 2: Convert to fraction form
    190,711.70/286,069.72 = 57,593.06/x
  3. Step 3: Cross multiply
    190,711.70x = 286,069.72 × 57,593.06
  4. Step 4: Simplify right side
    190,711.70x = 16,475,630,548.14
  5. Step 5: Solve for x
    x = 16,475,630,548.14/190,711.70
  6. Step 6: Final answer
    x = 86,390.25

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1.5x scale

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.