Home / 156,525.47-216,005.18-88,541.00

Finding the Fourth Proportional to 156,525.47, 216,005.18 and 88,541.00

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Solution

The fourth proportional to 156,525.47, 216,005.18 and 88,541.00 is: 122,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,525.47 : 216,005.18 = 88,541.00 : x
  2. Step 2: Convert to fraction form
    156,525.47/216,005.18 = 88,541.00/x
  3. Step 3: Cross multiply
    156,525.47x = 216,005.18 × 88,541.00
  4. Step 4: Simplify right side
    156,525.47x = 19,125,313,119.65
  5. Step 5: Solve for x
    x = 19,125,313,119.65/156,525.47
  6. Step 6: Final answer
    x = 122,186.59

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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.