Home / 237,352.95-327,546.42-128,457.47

Finding the Fourth Proportional to 237,352.95, 327,546.42 and 128,457.47

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Solution

The fourth proportional to 237,352.95, 327,546.42 and 128,457.47 is: 177,270.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,352.95 : 327,546.42 = 128,457.47 : x
  2. Step 2: Convert to fraction form
    237,352.95/327,546.42 = 128,457.47/x
  3. Step 3: Cross multiply
    237,352.95x = 327,546.42 × 128,457.47
  4. Step 4: Simplify right side
    237,352.95x = 42,075,784,378.61
  5. Step 5: Solve for x
    x = 42,075,784,378.61/237,352.95
  6. Step 6: Final answer
    x = 177,270.96

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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.