Home / 187,096.47-257,889.81-146,189.07

Finding the Fourth Proportional to 187,096.47, 257,889.81 and 146,189.07

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Solution

The fourth proportional to 187,096.47, 257,889.81 and 146,189.07 is: 201,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,096.47 : 257,889.81 = 146,189.07 : x
  2. Step 2: Convert to fraction form
    187,096.47/257,889.81 = 146,189.07/x
  3. Step 3: Cross multiply
    187,096.47x = 257,889.81 × 146,189.07
  4. Step 4: Simplify right side
    187,096.47x = 37,700,671,212.27
  5. Step 5: Solve for x
    x = 37,700,671,212.27/187,096.47
  6. Step 6: Final answer
    x = 201,503.92

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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.