Home / 161,639.04-242,458.41-43,307.16

Finding the Fourth Proportional to 161,639.04, 242,458.41 and 43,307.16

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Solution

The fourth proportional to 161,639.04, 242,458.41 and 43,307.16 is: 64,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,639.04 : 242,458.41 = 43,307.16 : x
  2. Step 2: Convert to fraction form
    161,639.04/242,458.41 = 43,307.16/x
  3. Step 3: Cross multiply
    161,639.04x = 242,458.41 × 43,307.16
  4. Step 4: Simplify right side
    161,639.04x = 10,500,185,155.22
  5. Step 5: Solve for x
    x = 10,500,185,155.22/161,639.04
  6. Step 6: Final answer
    x = 64,960.70

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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.