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Finding the Fourth Proportional to 101,595.13, 152,406.99 and 42,417.34

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Solution

The fourth proportional to 101,595.13, 152,406.99 and 42,417.34 is: 63,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,595.13 : 152,406.99 = 42,417.34 : x
  2. Step 2: Convert to fraction form
    101,595.13/152,406.99 = 42,417.34/x
  3. Step 3: Cross multiply
    101,595.13x = 152,406.99 × 42,417.34
  4. Step 4: Simplify right side
    101,595.13x = 6,464,699,113.21
  5. Step 5: Solve for x
    x = 6,464,699,113.21/101,595.13
  6. Step 6: Final answer
    x = 63,631.98

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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.