Home / 53,391.84-73,681.56-29,518.08

Finding the Fourth Proportional to 53,391.84, 73,681.56 and 29,518.08

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Solution

The fourth proportional to 53,391.84, 73,681.56 and 29,518.08 is: 40,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391.84 : 73,681.56 = 29,518.08 : x
  2. Step 2: Convert to fraction form
    53,391.84/73,681.56 = 29,518.08/x
  3. Step 3: Cross multiply
    53,391.84x = 73,681.56 × 29,518.08
  4. Step 4: Simplify right side
    53,391.84x = 2,174,938,182.60
  5. Step 5: Solve for x
    x = 2,174,938,182.60/53,391.84
  6. Step 6: Final answer
    x = 40,735.40

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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.