Home / 52,041.45-78,062.37-12,598.50

Finding the Fourth Proportional to 52,041.45, 78,062.37 and 12,598.50

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Solution

The fourth proportional to 52,041.45, 78,062.37 and 12,598.50 is: 18,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,041.45 : 78,062.37 = 12,598.50 : x
  2. Step 2: Convert to fraction form
    52,041.45/78,062.37 = 12,598.50/x
  3. Step 3: Cross multiply
    52,041.45x = 78,062.37 × 12,598.50
  4. Step 4: Simplify right side
    52,041.45x = 983,468,768.45
  5. Step 5: Solve for x
    x = 983,468,768.45/52,041.45
  6. Step 6: Final answer
    x = 18,897.80

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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.