Home / 127,069.02-190,590.12-52,197.06

Finding the Fourth Proportional to 127,069.02, 190,590.12 and 52,197.06

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Solution

The fourth proportional to 127,069.02, 190,590.12 and 52,197.06 is: 78,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,069.02 : 190,590.12 = 52,197.06 : x
  2. Step 2: Convert to fraction form
    127,069.02/190,590.12 = 52,197.06/x
  3. Step 3: Cross multiply
    127,069.02x = 190,590.12 × 52,197.06
  4. Step 4: Simplify right side
    127,069.02x = 9,948,243,929.05
  5. Step 5: Solve for x
    x = 9,948,243,929.05/127,069.02
  6. Step 6: Final answer
    x = 78,290.08

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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.