Home / 127,035.77-190,387.53-52,068.15

Finding the Fourth Proportional to 127,035.77, 190,387.53 and 52,068.15

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Solution

The fourth proportional to 127,035.77, 190,387.53 and 52,068.15 is: 78,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,035.77 : 190,387.53 = 52,068.15 : x
  2. Step 2: Convert to fraction form
    127,035.77/190,387.53 = 52,068.15/x
  3. Step 3: Cross multiply
    127,035.77x = 190,387.53 × 52,068.15
  4. Step 4: Simplify right side
    127,035.77x = 9,913,126,470.17
  5. Step 5: Solve for x
    x = 9,913,126,470.17/127,035.77
  6. Step 6: Final answer
    x = 78,034.14

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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.