Home / 141,478.34-195,228.45-83,326.01

Finding the Fourth Proportional to 141,478.34, 195,228.45 and 83,326.01

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Solution

The fourth proportional to 141,478.34, 195,228.45 and 83,326.01 is: 114,983.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,478.34 : 195,228.45 = 83,326.01 : x
  2. Step 2: Convert to fraction form
    141,478.34/195,228.45 = 83,326.01/x
  3. Step 3: Cross multiply
    141,478.34x = 195,228.45 × 83,326.01
  4. Step 4: Simplify right side
    141,478.34x = 16,267,606,800.84
  5. Step 5: Solve for x
    x = 16,267,606,800.84/141,478.34
  6. Step 6: Final answer
    x = 114,983.02

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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.