Home / 191,111.40-286,667.10-179,301.60

Finding the Fourth Proportional to 191,111.40, 286,667.10 and 179,301.60

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Solution

The fourth proportional to 191,111.40, 286,667.10 and 179,301.60 is: 268,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,111.40 : 286,667.10 = 179,301.60 : x
  2. Step 2: Convert to fraction form
    191,111.40/286,667.10 = 179,301.60/x
  3. Step 3: Cross multiply
    191,111.40x = 286,667.10 × 179,301.60
  4. Step 4: Simplify right side
    191,111.40x = 51,399,869,697.36
  5. Step 5: Solve for x
    x = 51,399,869,697.36/191,111.40
  6. Step 6: Final answer
    x = 268,952.40

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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.