Home / 69,875.69-96,428.21-38,044.58

Finding the Fourth Proportional to 69,875.69, 96,428.21 and 38,044.58

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Solution

The fourth proportional to 69,875.69, 96,428.21 and 38,044.58 is: 52,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,875.69 : 96,428.21 = 38,044.58 : x
  2. Step 2: Convert to fraction form
    69,875.69/96,428.21 = 38,044.58/x
  3. Step 3: Cross multiply
    69,875.69x = 96,428.21 × 38,044.58
  4. Step 4: Simplify right side
    69,875.69x = 3,668,570,077.24
  5. Step 5: Solve for x
    x = 3,668,570,077.24/69,875.69
  6. Step 6: Final answer
    x = 52,501.38

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1.5x scale

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.