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Finding the Fourth Proportional to 101,347.80, 152,021.70 and 59,357.40

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Solution

The fourth proportional to 101,347.80, 152,021.70 and 59,357.40 is: 89,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,347.80 : 152,021.70 = 59,357.40 : x
  2. Step 2: Convert to fraction form
    101,347.80/152,021.70 = 59,357.40/x
  3. Step 3: Cross multiply
    101,347.80x = 152,021.70 × 59,357.40
  4. Step 4: Simplify right side
    101,347.80x = 9,023,612,855.58
  5. Step 5: Solve for x
    x = 9,023,612,855.58/101,347.80
  6. Step 6: Final answer
    x = 89,036.10

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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.