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Finding the Fourth Proportional to 169,458.71, 233,828.70 and 101,459.39

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Solution

The fourth proportional to 169,458.71, 233,828.70 and 101,459.39 is: 139,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,458.71 : 233,828.70 = 101,459.39 : x
  2. Step 2: Convert to fraction form
    169,458.71/233,828.70 = 101,459.39/x
  3. Step 3: Cross multiply
    169,458.71x = 233,828.70 × 101,459.39
  4. Step 4: Simplify right side
    169,458.71x = 23,724,117,266.49
  5. Step 5: Solve for x
    x = 23,724,117,266.49/169,458.71
  6. Step 6: Final answer
    x = 139,999.40

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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.