Home / 127,503.90-190,818.45-117,006.30

Finding the Fourth Proportional to 127,503.90, 190,818.45 and 117,006.30

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Solution

The fourth proportional to 127,503.90, 190,818.45 and 117,006.30 is: 175,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,503.90 : 190,818.45 = 117,006.30 : x
  2. Step 2: Convert to fraction form
    127,503.90/190,818.45 = 117,006.30/x
  3. Step 3: Cross multiply
    127,503.90x = 190,818.45 × 117,006.30
  4. Step 4: Simplify right side
    127,503.90x = 22,326,960,806.24
  5. Step 5: Solve for x
    x = 22,326,960,806.24/127,503.90
  6. Step 6: Final answer
    x = 175,108.06

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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.