Home / 160,417.40-240,528.64-80,362.26

Finding the Fourth Proportional to 160,417.40, 240,528.64 and 80,362.26

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Solution

The fourth proportional to 160,417.40, 240,528.64 and 80,362.26 is: 120,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,417.40 : 240,528.64 = 80,362.26 : x
  2. Step 2: Convert to fraction form
    160,417.40/240,528.64 = 80,362.26/x
  3. Step 3: Cross multiply
    160,417.40x = 240,528.64 × 80,362.26
  4. Step 4: Simplify right side
    160,417.40x = 19,329,425,105.13
  5. Step 5: Solve for x
    x = 19,329,425,105.13/160,417.40
  6. Step 6: Final answer
    x = 120,494.57

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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.