Home / 39,420.35-59,130.53-32,421.95

Finding the Fourth Proportional to 39,420.35, 59,130.53 and 32,421.95

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Solution

The fourth proportional to 39,420.35, 59,130.53 and 32,421.95 is: 48,632.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.35 : 59,130.53 = 32,421.95 : x
  2. Step 2: Convert to fraction form
    39,420.35/59,130.53 = 32,421.95/x
  3. Step 3: Cross multiply
    39,420.35x = 59,130.53 × 32,421.95
  4. Step 4: Simplify right side
    39,420.35x = 1,917,126,925.02
  5. Step 5: Solve for x
    x = 1,917,126,925.02/39,420.35
  6. Step 6: Final answer
    x = 48,632.93

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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.