Home / 55,525.50-76,624.90-30,031.67

Finding the Fourth Proportional to 55,525.50, 76,624.90 and 30,031.67

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Solution

The fourth proportional to 55,525.50, 76,624.90 and 30,031.67 is: 41,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,525.50 : 76,624.90 = 30,031.67 : x
  2. Step 2: Convert to fraction form
    55,525.50/76,624.90 = 30,031.67/x
  3. Step 3: Cross multiply
    55,525.50x = 76,624.90 × 30,031.67
  4. Step 4: Simplify right side
    55,525.50x = 2,301,173,827.07
  5. Step 5: Solve for x
    x = 2,301,173,827.07/55,525.50
  6. Step 6: Final answer
    x = 41,443.55

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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.