Home / 101,446.04-152,070.16-42,298.62

Finding the Fourth Proportional to 101,446.04, 152,070.16 and 42,298.62

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Solution

The fourth proportional to 101,446.04, 152,070.16 and 42,298.62 is: 63,406.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,446.04 : 152,070.16 = 42,298.62 : x
  2. Step 2: Convert to fraction form
    101,446.04/152,070.16 = 42,298.62/x
  3. Step 3: Cross multiply
    101,446.04x = 152,070.16 × 42,298.62
  4. Step 4: Simplify right side
    101,446.04x = 6,432,357,911.18
  5. Step 5: Solve for x
    x = 6,432,357,911.18/101,446.04
  6. Step 6: Final answer
    x = 63,406.69

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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.