Home / 64,403.15-96,586.27-21,703.93

Finding the Fourth Proportional to 64,403.15, 96,586.27 and 21,703.93

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Solution

The fourth proportional to 64,403.15, 96,586.27 and 21,703.93 is: 32,549.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,403.15 : 96,586.27 = 21,703.93 : x
  2. Step 2: Convert to fraction form
    64,403.15/96,586.27 = 21,703.93/x
  3. Step 3: Cross multiply
    64,403.15x = 96,586.27 × 21,703.93
  4. Step 4: Simplify right side
    64,403.15x = 2,096,301,051.59
  5. Step 5: Solve for x
    x = 2,096,301,051.59/64,403.15
  6. Step 6: Final answer
    x = 32,549.67

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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.