Home / 191,254.37-286,878.31-66,592.13

Finding the Fourth Proportional to 191,254.37, 286,878.31 and 66,592.13

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Solution

The fourth proportional to 191,254.37, 286,878.31 and 66,592.13 is: 99,887.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,254.37 : 286,878.31 = 66,592.13 : x
  2. Step 2: Convert to fraction form
    191,254.37/286,878.31 = 66,592.13/x
  3. Step 3: Cross multiply
    191,254.37x = 286,878.31 × 66,592.13
  4. Step 4: Simplify right side
    191,254.37x = 19,103,836,112.83
  5. Step 5: Solve for x
    x = 19,103,836,112.83/191,254.37
  6. Step 6: Final answer
    x = 99,887.06

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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.