Home / 148,868.60-223,302.90-92,881.40

Finding the Fourth Proportional to 148,868.60, 223,302.90 and 92,881.40

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Solution

The fourth proportional to 148,868.60, 223,302.90 and 92,881.40 is: 139,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,868.60 : 223,302.90 = 92,881.40 : x
  2. Step 2: Convert to fraction form
    148,868.60/223,302.90 = 92,881.40/x
  3. Step 3: Cross multiply
    148,868.60x = 223,302.90 × 92,881.40
  4. Step 4: Simplify right side
    148,868.60x = 20,740,685,976.06
  5. Step 5: Solve for x
    x = 20,740,685,976.06/148,868.60
  6. Step 6: Final answer
    x = 139,322.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.