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Finding the Fourth Proportional to 64,885.70, 97,328.55 and 62,293.70

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Solution

The fourth proportional to 64,885.70, 97,328.55 and 62,293.70 is: 93,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,885.70 : 97,328.55 = 62,293.70 : x
  2. Step 2: Convert to fraction form
    64,885.70/97,328.55 = 62,293.70/x
  3. Step 3: Cross multiply
    64,885.70x = 97,328.55 × 62,293.70
  4. Step 4: Simplify right side
    64,885.70x = 6,062,955,495.14
  5. Step 5: Solve for x
    x = 6,062,955,495.14/64,885.70
  6. Step 6: Final answer
    x = 93,440.55

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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.