Home / 97,225.60-145,838.40-52,835.20

Finding the Fourth Proportional to 97,225.60, 145,838.40 and 52,835.20

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Solution

The fourth proportional to 97,225.60, 145,838.40 and 52,835.20 is: 79,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,225.60 : 145,838.40 = 52,835.20 : x
  2. Step 2: Convert to fraction form
    97,225.60/145,838.40 = 52,835.20/x
  3. Step 3: Cross multiply
    97,225.60x = 145,838.40 × 52,835.20
  4. Step 4: Simplify right side
    97,225.60x = 7,705,401,031.68
  5. Step 5: Solve for x
    x = 7,705,401,031.68/97,225.60
  6. Step 6: Final answer
    x = 79,252.80

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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.