Home / 236,312.24-354,521.10-86,549.36

Finding the Fourth Proportional to 236,312.24, 354,521.10 and 86,549.36

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Solution

The fourth proportional to 236,312.24, 354,521.10 and 86,549.36 is: 129,843.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,312.24 : 354,521.10 = 86,549.36 : x
  2. Step 2: Convert to fraction form
    236,312.24/354,521.10 = 86,549.36/x
  3. Step 3: Cross multiply
    236,312.24x = 354,521.10 × 86,549.36
  4. Step 4: Simplify right side
    236,312.24x = 30,683,574,311.50
  5. Step 5: Solve for x
    x = 30,683,574,311.50/236,312.24
  6. Step 6: Final answer
    x = 129,843.36

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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.