Home / 85,848.86-118,412.08-60,408.59

Finding the Fourth Proportional to 85,848.86, 118,412.08 and 60,408.59

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Solution

The fourth proportional to 85,848.86, 118,412.08 and 60,408.59 is: 83,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,848.86 : 118,412.08 = 60,408.59 : x
  2. Step 2: Convert to fraction form
    85,848.86/118,412.08 = 60,408.59/x
  3. Step 3: Cross multiply
    85,848.86x = 118,412.08 × 60,408.59
  4. Step 4: Simplify right side
    85,848.86x = 7,153,106,048.69
  5. Step 5: Solve for x
    x = 7,153,106,048.69/85,848.86
  6. Step 6: Final answer
    x = 83,322.08

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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.