Home / 142,173.32-196,263.03-93,803.71

Finding the Fourth Proportional to 142,173.32, 196,263.03 and 93,803.71

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Solution

The fourth proportional to 142,173.32, 196,263.03 and 93,803.71 is: 129,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,173.32 : 196,263.03 = 93,803.71 : x
  2. Step 2: Convert to fraction form
    142,173.32/196,263.03 = 93,803.71/x
  3. Step 3: Cross multiply
    142,173.32x = 196,263.03 × 93,803.71
  4. Step 4: Simplify right side
    142,173.32x = 18,410,200,349.84
  5. Step 5: Solve for x
    x = 18,410,200,349.84/142,173.32
  6. Step 6: Final answer
    x = 129,491.25

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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.