Home / 63,261.44-87,307.16-36,405.08

Finding the Fourth Proportional to 63,261.44, 87,307.16 and 36,405.08

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Solution

The fourth proportional to 63,261.44, 87,307.16 and 36,405.08 is: 50,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,261.44 : 87,307.16 = 36,405.08 : x
  2. Step 2: Convert to fraction form
    63,261.44/87,307.16 = 36,405.08/x
  3. Step 3: Cross multiply
    63,261.44x = 87,307.16 × 36,405.08
  4. Step 4: Simplify right side
    63,261.44x = 3,178,423,525.81
  5. Step 5: Solve for x
    x = 3,178,423,525.81/63,261.44
  6. Step 6: Final answer
    x = 50,242.67

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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.