Home / 152,420.95-228,653.70-73,470.25

Finding the Fourth Proportional to 152,420.95, 228,653.70 and 73,470.25

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Solution

The fourth proportional to 152,420.95, 228,653.70 and 73,470.25 is: 110,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,420.95 : 228,653.70 = 73,470.25 : x
  2. Step 2: Convert to fraction form
    152,420.95/228,653.70 = 73,470.25/x
  3. Step 3: Cross multiply
    152,420.95x = 228,653.70 × 73,470.25
  4. Step 4: Simplify right side
    152,420.95x = 16,799,242,991.81
  5. Step 5: Solve for x
    x = 16,799,242,991.81/152,420.95
  6. Step 6: Final answer
    x = 110,216.11

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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.