Home / 186,373.42-257,206.12-140,350.67

Finding the Fourth Proportional to 186,373.42, 257,206.12 and 140,350.67

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Solution

The fourth proportional to 186,373.42, 257,206.12 and 140,350.67 is: 193,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,373.42 : 257,206.12 = 140,350.67 : x
  2. Step 2: Convert to fraction form
    186,373.42/257,206.12 = 140,350.67/x
  3. Step 3: Cross multiply
    186,373.42x = 257,206.12 × 140,350.67
  4. Step 4: Simplify right side
    186,373.42x = 36,099,051,270.10
  5. Step 5: Solve for x
    x = 36,099,051,270.10/186,373.42
  6. Step 6: Final answer
    x = 193,692.06

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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.