Home / 53,240.14-79,878.66-23,678.74

Finding the Fourth Proportional to 53,240.14, 79,878.66 and 23,678.74

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Solution

The fourth proportional to 53,240.14, 79,878.66 and 23,678.74 is: 35,526.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,240.14 : 79,878.66 = 23,678.74 : x
  2. Step 2: Convert to fraction form
    53,240.14/79,878.66 = 23,678.74/x
  3. Step 3: Cross multiply
    53,240.14x = 79,878.66 × 23,678.74
  4. Step 4: Simplify right side
    53,240.14x = 1,891,426,021.69
  5. Step 5: Solve for x
    x = 1,891,426,021.69/53,240.14
  6. Step 6: Final answer
    x = 35,526.32

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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.