Home / 53,829.81-74,208.14-37,864.71

Finding the Fourth Proportional to 53,829.81, 74,208.14 and 37,864.71

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Solution

The fourth proportional to 53,829.81, 74,208.14 and 37,864.71 is: 52,199.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,829.81 : 74,208.14 = 37,864.71 : x
  2. Step 2: Convert to fraction form
    53,829.81/74,208.14 = 37,864.71/x
  3. Step 3: Cross multiply
    53,829.81x = 74,208.14 × 37,864.71
  4. Step 4: Simplify right side
    53,829.81x = 2,809,869,329.70
  5. Step 5: Solve for x
    x = 2,809,869,329.70/53,829.81
  6. Step 6: Final answer
    x = 52,199.14

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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.