Home / 53,812.04-74,259.60-29,938.64

Finding the Fourth Proportional to 53,812.04, 74,259.60 and 29,938.64

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Solution

The fourth proportional to 53,812.04, 74,259.60 and 29,938.64 is: 41,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812.04 : 74,259.60 = 29,938.64 : x
  2. Step 2: Convert to fraction form
    53,812.04/74,259.60 = 29,938.64/x
  3. Step 3: Cross multiply
    53,812.04x = 74,259.60 × 29,938.64
  4. Step 4: Simplify right side
    53,812.04x = 2,223,231,430.94
  5. Step 5: Solve for x
    x = 2,223,231,430.94/53,812.04
  6. Step 6: Final answer
    x = 41,314.76

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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.