Home / 88,805.16-133,054.14-47,125.80

Finding the Fourth Proportional to 88,805.16, 133,054.14 and 47,125.80

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Solution

The fourth proportional to 88,805.16, 133,054.14 and 47,125.80 is: 70,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,805.16 : 133,054.14 = 47,125.80 : x
  2. Step 2: Convert to fraction form
    88,805.16/133,054.14 = 47,125.80/x
  3. Step 3: Cross multiply
    88,805.16x = 133,054.14 × 47,125.80
  4. Step 4: Simplify right side
    88,805.16x = 6,270,282,790.81
  5. Step 5: Solve for x
    x = 6,270,282,790.81/88,805.16
  6. Step 6: Final answer
    x = 70,607.19

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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.