Home / 99,289.60-148,934.40-59,923.60

Finding the Fourth Proportional to 99,289.60, 148,934.40 and 59,923.60

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Solution

The fourth proportional to 99,289.60, 148,934.40 and 59,923.60 is: 89,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,289.60 : 148,934.40 = 59,923.60 : x
  2. Step 2: Convert to fraction form
    99,289.60/148,934.40 = 59,923.60/x
  3. Step 3: Cross multiply
    99,289.60x = 148,934.40 × 59,923.60
  4. Step 4: Simplify right side
    99,289.60x = 8,924,685,411.84
  5. Step 5: Solve for x
    x = 8,924,685,411.84/99,289.60
  6. Step 6: Final answer
    x = 89,885.40

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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.