Home / 127,026.50-190,373.65-52,058.88

Finding the Fourth Proportional to 127,026.50, 190,373.65 and 52,058.88

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Solution

The fourth proportional to 127,026.50, 190,373.65 and 52,058.88 is: 78,020.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,026.50 : 190,373.65 = 52,058.88 : x
  2. Step 2: Convert to fraction form
    127,026.50/190,373.65 = 52,058.88/x
  3. Step 3: Cross multiply
    127,026.50x = 190,373.65 × 52,058.88
  4. Step 4: Simplify right side
    127,026.50x = 9,910,639,000.51
  5. Step 5: Solve for x
    x = 9,910,639,000.51/127,026.50
  6. Step 6: Final answer
    x = 78,020.25

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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.