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Finding the Fourth Proportional to 186,225.39, 256,991.01 and 101,343.06

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Solution

The fourth proportional to 186,225.39, 256,991.01 and 101,343.06 is: 139,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,225.39 : 256,991.01 = 101,343.06 : x
  2. Step 2: Convert to fraction form
    186,225.39/256,991.01 = 101,343.06/x
  3. Step 3: Cross multiply
    186,225.39x = 256,991.01 × 101,343.06
  4. Step 4: Simplify right side
    186,225.39x = 26,044,255,345.89
  5. Step 5: Solve for x
    x = 26,044,255,345.89/186,225.39
  6. Step 6: Final answer
    x = 139,853.41

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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.