Home / 190,692.71-286,085.31-57,565.02

Finding the Fourth Proportional to 190,692.71, 286,085.31 and 57,565.02

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Solution

The fourth proportional to 190,692.71, 286,085.31 and 57,565.02 is: 86,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,692.71 : 286,085.31 = 57,565.02 : x
  2. Step 2: Convert to fraction form
    190,692.71/286,085.31 = 57,565.02/x
  3. Step 3: Cross multiply
    190,692.71x = 286,085.31 × 57,565.02
  4. Step 4: Simplify right side
    190,692.71x = 16,468,506,591.86
  5. Step 5: Solve for x
    x = 16,468,506,591.86/190,692.71
  6. Step 6: Final answer
    x = 86,361.49

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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.