Home / 153,263.24-230,026.08-86,768.72

Finding the Fourth Proportional to 153,263.24, 230,026.08 and 86,768.72

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Solution

The fourth proportional to 153,263.24, 230,026.08 and 86,768.72 is: 130,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,263.24 : 230,026.08 = 86,768.72 : x
  2. Step 2: Convert to fraction form
    153,263.24/230,026.08 = 86,768.72/x
  3. Step 3: Cross multiply
    153,263.24x = 230,026.08 × 86,768.72
  4. Step 4: Simplify right side
    153,263.24x = 19,959,068,528.22
  5. Step 5: Solve for x
    x = 19,959,068,528.22/153,263.24
  6. Step 6: Final answer
    x = 130,227.37

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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.