Home / 191,460.08-288,623.57-178,615.10

Finding the Fourth Proportional to 191,460.08, 288,623.57 and 178,615.10

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Solution

The fourth proportional to 191,460.08, 288,623.57 and 178,615.10 is: 269,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,460.08 : 288,623.57 = 178,615.10 : x
  2. Step 2: Convert to fraction form
    191,460.08/288,623.57 = 178,615.10/x
  3. Step 3: Cross multiply
    191,460.08x = 288,623.57 × 178,615.10
  4. Step 4: Simplify right side
    191,460.08x = 51,552,527,817.91
  5. Step 5: Solve for x
    x = 51,552,527,817.91/191,460.08
  6. Step 6: Final answer
    x = 269,259.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.