Home / 38,999.70-53,810.19-23,088.06

Finding the Fourth Proportional to 38,999.70, 53,810.19 and 23,088.06

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Solution

The fourth proportional to 38,999.70, 53,810.19 and 23,088.06 is: 31,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999.70 : 53,810.19 = 23,088.06 : x
  2. Step 2: Convert to fraction form
    38,999.70/53,810.19 = 23,088.06/x
  3. Step 3: Cross multiply
    38,999.70x = 53,810.19 × 23,088.06
  4. Step 4: Simplify right side
    38,999.70x = 1,242,372,895.33
  5. Step 5: Solve for x
    x = 1,242,372,895.33/38,999.70
  6. Step 6: Final answer
    x = 31,855.96

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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.