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Finding the Fourth Proportional to 110,368.54, 152,303.99 and 62,624.51

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Solution

The fourth proportional to 110,368.54, 152,303.99 and 62,624.51 is: 86,419.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,368.54 : 152,303.99 = 62,624.51 : x
  2. Step 2: Convert to fraction form
    110,368.54/152,303.99 = 62,624.51/x
  3. Step 3: Cross multiply
    110,368.54x = 152,303.99 × 62,624.51
  4. Step 4: Simplify right side
    110,368.54x = 9,537,962,744.79
  5. Step 5: Solve for x
    x = 9,537,962,744.79/110,368.54
  6. Step 6: Final answer
    x = 86,419.22

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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.