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Finding the Fourth Proportional to 92,316.42, 127,347.80 and 63,586.67

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Solution

The fourth proportional to 92,316.42, 127,347.80 and 63,586.67 is: 87,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,316.42 : 127,347.80 = 63,586.67 : x
  2. Step 2: Convert to fraction form
    92,316.42/127,347.80 = 63,586.67/x
  3. Step 3: Cross multiply
    92,316.42x = 127,347.80 × 63,586.67
  4. Step 4: Simplify right side
    92,316.42x = 8,097,621,579.15
  5. Step 5: Solve for x
    x = 8,097,621,579.15/92,316.42
  6. Step 6: Final answer
    x = 87,715.94

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1.5x scale

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.