Home / 127,946.64-176,518.80-74,201.52

Finding the Fourth Proportional to 127,946.64, 176,518.80 and 74,201.52

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Solution

The fourth proportional to 127,946.64, 176,518.80 and 74,201.52 is: 102,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,946.64 : 176,518.80 = 74,201.52 : x
  2. Step 2: Convert to fraction form
    127,946.64/176,518.80 = 74,201.52/x
  3. Step 3: Cross multiply
    127,946.64x = 176,518.80 × 74,201.52
  4. Step 4: Simplify right side
    127,946.64x = 13,097,963,268.58
  5. Step 5: Solve for x
    x = 13,097,963,268.58/127,946.64
  6. Step 6: Final answer
    x = 102,370.51

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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.