Home / 86,536.21-119,421.53-50,752.03

Finding the Fourth Proportional to 86,536.21, 119,421.53 and 50,752.03

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Solution

The fourth proportional to 86,536.21, 119,421.53 and 50,752.03 is: 70,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,536.21 : 119,421.53 = 50,752.03 : x
  2. Step 2: Convert to fraction form
    86,536.21/119,421.53 = 50,752.03/x
  3. Step 3: Cross multiply
    86,536.21x = 119,421.53 × 50,752.03
  4. Step 4: Simplify right side
    86,536.21x = 6,060,885,073.21
  5. Step 5: Solve for x
    x = 6,060,885,073.21/86,536.21
  6. Step 6: Final answer
    x = 70,038.72

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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.