Home / 207,955.17-286,846.02-136,339.83

Finding the Fourth Proportional to 207,955.17, 286,846.02 and 136,339.83

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Solution

The fourth proportional to 207,955.17, 286,846.02 and 136,339.83 is: 188,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,955.17 : 286,846.02 = 136,339.83 : x
  2. Step 2: Convert to fraction form
    207,955.17/286,846.02 = 136,339.83/x
  3. Step 3: Cross multiply
    207,955.17x = 286,846.02 × 136,339.83
  4. Step 4: Simplify right side
    207,955.17x = 39,108,537,602.98
  5. Step 5: Solve for x
    x = 39,108,537,602.98/207,955.17
  6. Step 6: Final answer
    x = 188,062.35

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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.