Home / 89,014.95-133,430.16-55,658.42

Finding the Fourth Proportional to 89,014.95, 133,430.16 and 55,658.42

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Solution

The fourth proportional to 89,014.95, 133,430.16 and 55,658.42 is: 83,429.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,014.95 : 133,430.16 = 55,658.42 : x
  2. Step 2: Convert to fraction form
    89,014.95/133,430.16 = 55,658.42/x
  3. Step 3: Cross multiply
    89,014.95x = 133,430.16 × 55,658.42
  4. Step 4: Simplify right side
    89,014.95x = 7,426,511,885.95
  5. Step 5: Solve for x
    x = 7,426,511,885.95/89,014.95
  6. Step 6: Final answer
    x = 83,429.94

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1.5x scale

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.