Home / 152,274.57-228,427.07-52,421.55

Finding the Fourth Proportional to 152,274.57, 228,427.07 and 52,421.55

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Solution

The fourth proportional to 152,274.57, 228,427.07 and 52,421.55 is: 78,637.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,274.57 : 228,427.07 = 52,421.55 : x
  2. Step 2: Convert to fraction form
    152,274.57/228,427.07 = 52,421.55/x
  3. Step 3: Cross multiply
    152,274.57x = 228,427.07 × 52,421.55
  4. Step 4: Simplify right side
    152,274.57x = 11,974,501,071.36
  5. Step 5: Solve for x
    x = 11,974,501,071.36/152,274.57
  6. Step 6: Final answer
    x = 78,637.56

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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.