Home / 97,234.40-145,900.20-47,254.16

Finding the Fourth Proportional to 97,234.40, 145,900.20 and 47,254.16

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Solution

The fourth proportional to 97,234.40, 145,900.20 and 47,254.16 is: 70,904.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,234.40 : 145,900.20 = 47,254.16 : x
  2. Step 2: Convert to fraction form
    97,234.40/145,900.20 = 47,254.16/x
  3. Step 3: Cross multiply
    97,234.40x = 145,900.20 × 47,254.16
  4. Step 4: Simplify right side
    97,234.40x = 6,894,391,394.83
  5. Step 5: Solve for x
    x = 6,894,391,394.83/97,234.40
  6. Step 6: Final answer
    x = 70,904.86

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1.5x scale

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.