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Finding the Fourth Proportional to 153,453.40, 211,776.33 and 93,026.59

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Solution

The fourth proportional to 153,453.40, 211,776.33 and 93,026.59 is: 128,383.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,453.40 : 211,776.33 = 93,026.59 : x
  2. Step 2: Convert to fraction form
    153,453.40/211,776.33 = 93,026.59/x
  3. Step 3: Cross multiply
    153,453.40x = 211,776.33 × 93,026.59
  4. Step 4: Simplify right side
    153,453.40x = 19,700,829,716.24
  5. Step 5: Solve for x
    x = 19,700,829,716.24/153,453.40
  6. Step 6: Final answer
    x = 128,383.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.