Home / 140,184.89-193,455.06-76,522.67

Finding the Fourth Proportional to 140,184.89, 193,455.06 and 76,522.67

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Solution

The fourth proportional to 140,184.89, 193,455.06 and 76,522.67 is: 105,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,184.89 : 193,455.06 = 76,522.67 : x
  2. Step 2: Convert to fraction form
    140,184.89/193,455.06 = 76,522.67/x
  3. Step 3: Cross multiply
    140,184.89x = 193,455.06 × 76,522.67
  4. Step 4: Simplify right side
    140,184.89x = 14,803,696,748.93
  5. Step 5: Solve for x
    x = 14,803,696,748.93/140,184.89
  6. Step 6: Final answer
    x = 105,601.23

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1.5x scale

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.