Home / 191,036.10-286,554.15-173,321.40

Finding the Fourth Proportional to 191,036.10, 286,554.15 and 173,321.40

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Solution

The fourth proportional to 191,036.10, 286,554.15 and 173,321.40 is: 259,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,036.10 : 286,554.15 = 173,321.40 : x
  2. Step 2: Convert to fraction form
    191,036.10/286,554.15 = 173,321.40/x
  3. Step 3: Cross multiply
    191,036.10x = 286,554.15 × 173,321.40
  4. Step 4: Simplify right side
    191,036.10x = 49,665,966,453.81
  5. Step 5: Solve for x
    x = 49,665,966,453.81/191,036.10
  6. Step 6: Final answer
    x = 259,982.10

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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.