Home / 157,860.95-217,852.38-94,235.67

Finding the Fourth Proportional to 157,860.95, 217,852.38 and 94,235.67

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Solution

The fourth proportional to 157,860.95, 217,852.38 and 94,235.67 is: 130,047.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,860.95 : 217,852.38 = 94,235.67 : x
  2. Step 2: Convert to fraction form
    157,860.95/217,852.38 = 94,235.67/x
  3. Step 3: Cross multiply
    157,860.95x = 217,852.38 × 94,235.67
  4. Step 4: Simplify right side
    157,860.95x = 20,529,464,990.39
  5. Step 5: Solve for x
    x = 20,529,464,990.39/157,860.95
  6. Step 6: Final answer
    x = 130,047.78

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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.