Home / 53,074.32-79,598.71-15,624.21

Finding the Fourth Proportional to 53,074.32, 79,598.71 and 15,624.21

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Solution

The fourth proportional to 53,074.32, 79,598.71 and 15,624.21 is: 23,432.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,074.32 : 79,598.71 = 15,624.21 : x
  2. Step 2: Convert to fraction form
    53,074.32/79,598.71 = 15,624.21/x
  3. Step 3: Cross multiply
    53,074.32x = 79,598.71 × 15,624.21
  4. Step 4: Simplify right side
    53,074.32x = 1,243,666,960.77
  5. Step 5: Solve for x
    x = 1,243,666,960.77/53,074.32
  6. Step 6: Final answer
    x = 23,432.56

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1.5x scale

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.