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Finding the Fourth Proportional to 195,032.70, 291,901.05 and 141,572.70

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Solution

The fourth proportional to 195,032.70, 291,901.05 and 141,572.70 is: 211,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,032.70 : 291,901.05 = 141,572.70 : x
  2. Step 2: Convert to fraction form
    195,032.70/291,901.05 = 141,572.70/x
  3. Step 3: Cross multiply
    195,032.70x = 291,901.05 × 141,572.70
  4. Step 4: Simplify right side
    195,032.70x = 41,325,219,781.34
  5. Step 5: Solve for x
    x = 41,325,219,781.34/195,032.70
  6. Step 6: Final answer
    x = 211,888.67

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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.