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Finding the Fourth Proportional to 58,924.94, 88,403.91 and 19,509.80

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Solution

The fourth proportional to 58,924.94, 88,403.91 and 19,509.80 is: 29,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,924.94 : 88,403.91 = 19,509.80 : x
  2. Step 2: Convert to fraction form
    58,924.94/88,403.91 = 19,509.80/x
  3. Step 3: Cross multiply
    58,924.94x = 88,403.91 × 19,509.80
  4. Step 4: Simplify right side
    58,924.94x = 1,724,742,603.32
  5. Step 5: Solve for x
    x = 1,724,742,603.32/58,924.94
  6. Step 6: Final answer
    x = 29,270.16

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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.