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Finding the Fourth Proportional to 65,038.58, 97,557.90 and 18,291.46

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Solution

The fourth proportional to 65,038.58, 97,557.90 and 18,291.46 is: 27,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,038.58 : 97,557.90 = 18,291.46 : x
  2. Step 2: Convert to fraction form
    65,038.58/97,557.90 = 18,291.46/x
  3. Step 3: Cross multiply
    65,038.58x = 97,557.90 × 18,291.46
  4. Step 4: Simplify right side
    65,038.58x = 1,784,475,846.29
  5. Step 5: Solve for x
    x = 1,784,475,846.29/65,038.58
  6. Step 6: Final answer
    x = 27,437.19

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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.