Home / 142,594.07-196,800.93-82,153.22

Finding the Fourth Proportional to 142,594.07, 196,800.93 and 82,153.22

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Solution

The fourth proportional to 142,594.07, 196,800.93 and 82,153.22 is: 113,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,594.07 : 196,800.93 = 82,153.22 : x
  2. Step 2: Convert to fraction form
    142,594.07/196,800.93 = 82,153.22/x
  3. Step 3: Cross multiply
    142,594.07x = 196,800.93 × 82,153.22
  4. Step 4: Simplify right side
    142,594.07x = 16,167,829,114.49
  5. Step 5: Solve for x
    x = 16,167,829,114.49/142,594.07
  6. Step 6: Final answer
    x = 113,383.60

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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.