Home / 47,527.81-65,711.52-45,436.50

Finding the Fourth Proportional to 47,527.81, 65,711.52 and 45,436.50

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Solution

The fourth proportional to 47,527.81, 65,711.52 and 45,436.50 is: 62,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,527.81 : 65,711.52 = 45,436.50 : x
  2. Step 2: Convert to fraction form
    47,527.81/65,711.52 = 45,436.50/x
  3. Step 3: Cross multiply
    47,527.81x = 65,711.52 × 45,436.50
  4. Step 4: Simplify right side
    47,527.81x = 2,985,701,478.48
  5. Step 5: Solve for x
    x = 2,985,701,478.48/47,527.81
  6. Step 6: Final answer
    x = 62,820.10

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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.