Home / 47,389.51-65,395.80-26,168.32

Finding the Fourth Proportional to 47,389.51, 65,395.80 and 26,168.32

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Solution

The fourth proportional to 47,389.51, 65,395.80 and 26,168.32 is: 36,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389.51 : 65,395.80 = 26,168.32 : x
  2. Step 2: Convert to fraction form
    47,389.51/65,395.80 = 26,168.32/x
  3. Step 3: Cross multiply
    47,389.51x = 65,395.80 × 26,168.32
  4. Step 4: Simplify right side
    47,389.51x = 1,711,298,221.06
  5. Step 5: Solve for x
    x = 1,711,298,221.06/47,389.51
  6. Step 6: Final answer
    x = 36,111.33

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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.