Home / 153,246.28-211,430.64-92,797.60

Finding the Fourth Proportional to 153,246.28, 211,430.64 and 92,797.60

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Solution

The fourth proportional to 153,246.28, 211,430.64 and 92,797.60 is: 128,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,246.28 : 211,430.64 = 92,797.60 : x
  2. Step 2: Convert to fraction form
    153,246.28/211,430.64 = 92,797.60/x
  3. Step 3: Cross multiply
    153,246.28x = 211,430.64 × 92,797.60
  4. Step 4: Simplify right side
    153,246.28x = 19,620,255,958.46
  5. Step 5: Solve for x
    x = 19,620,255,958.46/153,246.28
  6. Step 6: Final answer
    x = 128,030.88

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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.