Home / 53,019.41-79,509.63-15,569.87

Finding the Fourth Proportional to 53,019.41, 79,509.63 and 15,569.87

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Solution

The fourth proportional to 53,019.41, 79,509.63 and 15,569.87 is: 23,349.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,019.41 : 79,509.63 = 15,569.87 : x
  2. Step 2: Convert to fraction form
    53,019.41/79,509.63 = 15,569.87/x
  3. Step 3: Cross multiply
    53,019.41x = 79,509.63 × 15,569.87
  4. Step 4: Simplify right side
    53,019.41x = 1,237,954,602.85
  5. Step 5: Solve for x
    x = 1,237,954,602.85/53,019.41
  6. Step 6: Final answer
    x = 23,349.08

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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.