Home / 236,586.03-326,605.80-145,991.89

Finding the Fourth Proportional to 236,586.03, 326,605.80 and 145,991.89

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Solution

The fourth proportional to 236,586.03, 326,605.80 and 145,991.89 is: 201,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,586.03 : 326,605.80 = 145,991.89 : x
  2. Step 2: Convert to fraction form
    236,586.03/326,605.80 = 145,991.89/x
  3. Step 3: Cross multiply
    236,586.03x = 326,605.80 × 145,991.89
  4. Step 4: Simplify right side
    236,586.03x = 47,681,798,026.96
  5. Step 5: Solve for x
    x = 47,681,798,026.96/236,586.03
  6. Step 6: Final answer
    x = 201,541.05

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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.