Home / 227,980.16-314,602.81-126,000.35

Finding the Fourth Proportional to 227,980.16, 314,602.81 and 126,000.35

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Solution

The fourth proportional to 227,980.16, 314,602.81 and 126,000.35 is: 173,875.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,980.16 : 314,602.81 = 126,000.35 : x
  2. Step 2: Convert to fraction form
    227,980.16/314,602.81 = 126,000.35/x
  3. Step 3: Cross multiply
    227,980.16x = 314,602.81 × 126,000.35
  4. Step 4: Simplify right side
    227,980.16x = 39,640,064,170.98
  5. Step 5: Solve for x
    x = 39,640,064,170.98/227,980.16
  6. Step 6: Final answer
    x = 173,875.06

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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.