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Finding the Fourth Proportional to 237,417.66, 356,154.63 and 148,678.51

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Solution

The fourth proportional to 237,417.66, 356,154.63 and 148,678.51 is: 223,035.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,417.66 : 356,154.63 = 148,678.51 : x
  2. Step 2: Convert to fraction form
    237,417.66/356,154.63 = 148,678.51/x
  3. Step 3: Cross multiply
    237,417.66x = 356,154.63 × 148,678.51
  4. Step 4: Simplify right side
    237,417.66x = 52,952,539,718.00
  5. Step 5: Solve for x
    x = 52,952,539,718.00/237,417.66
  6. Step 6: Final answer
    x = 223,035.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.