Home / 153,895.20-230,842.80-94,538.40

Finding the Fourth Proportional to 153,895.20, 230,842.80 and 94,538.40

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Solution

The fourth proportional to 153,895.20, 230,842.80 and 94,538.40 is: 141,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,895.20 : 230,842.80 = 94,538.40 : x
  2. Step 2: Convert to fraction form
    153,895.20/230,842.80 = 94,538.40/x
  3. Step 3: Cross multiply
    153,895.20x = 230,842.80 × 94,538.40
  4. Step 4: Simplify right side
    153,895.20x = 21,823,508,963.52
  5. Step 5: Solve for x
    x = 21,823,508,963.52/153,895.20
  6. Step 6: Final answer
    x = 141,807.60

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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.