Home / 53,762.23-74,187.67-29,887.45

Finding the Fourth Proportional to 53,762.23, 74,187.67 and 29,887.45

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Solution

The fourth proportional to 53,762.23, 74,187.67 and 29,887.45 is: 41,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,762.23 : 74,187.67 = 29,887.45 : x
  2. Step 2: Convert to fraction form
    53,762.23/74,187.67 = 29,887.45/x
  3. Step 3: Cross multiply
    53,762.23x = 74,187.67 × 29,887.45
  4. Step 4: Simplify right side
    53,762.23x = 2,217,280,277.74
  5. Step 5: Solve for x
    x = 2,217,280,277.74/53,762.23
  6. Step 6: Final answer
    x = 41,242.34

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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.