Home / 148,830.84-205,267.56-97,895.88

Finding the Fourth Proportional to 148,830.84, 205,267.56 and 97,895.88

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Solution

The fourth proportional to 148,830.84, 205,267.56 and 97,895.88 is: 135,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,830.84 : 205,267.56 = 97,895.88 : x
  2. Step 2: Convert to fraction form
    148,830.84/205,267.56 = 97,895.88/x
  3. Step 3: Cross multiply
    148,830.84x = 205,267.56 × 97,895.88
  4. Step 4: Simplify right side
    148,830.84x = 20,094,848,421.65
  5. Step 5: Solve for x
    x = 20,094,848,421.65/148,830.84
  6. Step 6: Final answer
    x = 135,018.04

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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.