Home / 90,254.51-135,403.37-27,925.01

Finding the Fourth Proportional to 90,254.51, 135,403.37 and 27,925.01

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Solution

The fourth proportional to 90,254.51, 135,403.37 and 27,925.01 is: 41,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,254.51 : 135,403.37 = 27,925.01 : x
  2. Step 2: Convert to fraction form
    90,254.51/135,403.37 = 27,925.01/x
  3. Step 3: Cross multiply
    90,254.51x = 135,403.37 × 27,925.01
  4. Step 4: Simplify right side
    90,254.51x = 3,781,140,461.28
  5. Step 5: Solve for x
    x = 3,781,140,461.28/90,254.51
  6. Step 6: Final answer
    x = 41,894.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.