Home / 227,485.95-313,931.70-125,511.41

Finding the Fourth Proportional to 227,485.95, 313,931.70 and 125,511.41

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Solution

The fourth proportional to 227,485.95, 313,931.70 and 125,511.41 is: 173,206.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,485.95 : 313,931.70 = 125,511.41 : x
  2. Step 2: Convert to fraction form
    227,485.95/313,931.70 = 125,511.41/x
  3. Step 3: Cross multiply
    227,485.95x = 313,931.70 × 125,511.41
  4. Step 4: Simplify right side
    227,485.95x = 39,402,008,741.04
  5. Step 5: Solve for x
    x = 39,402,008,741.04/227,485.95
  6. Step 6: Final answer
    x = 173,206.34

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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.