Home / 191,750.06-264,616.94-105,712.40

Finding the Fourth Proportional to 191,750.06, 264,616.94 and 105,712.40

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Solution

The fourth proportional to 191,750.06, 264,616.94 and 105,712.40 is: 145,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,750.06 : 264,616.94 = 105,712.40 : x
  2. Step 2: Convert to fraction form
    191,750.06/264,616.94 = 105,712.40/x
  3. Step 3: Cross multiply
    191,750.06x = 264,616.94 × 105,712.40
  4. Step 4: Simplify right side
    191,750.06x = 27,973,291,808.06
  5. Step 5: Solve for x
    x = 27,973,291,808.06/191,750.06
  6. Step 6: Final answer
    x = 145,884.14

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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.