Home / 212,070.82-292,658.08-116,578.12

Finding the Fourth Proportional to 212,070.82, 292,658.08 and 116,578.12

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Solution

The fourth proportional to 212,070.82, 292,658.08 and 116,578.12 is: 160,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,070.82 : 292,658.08 = 116,578.12 : x
  2. Step 2: Convert to fraction form
    212,070.82/292,658.08 = 116,578.12/x
  3. Step 3: Cross multiply
    212,070.82x = 292,658.08 × 116,578.12
  4. Step 4: Simplify right side
    212,070.82x = 34,117,528,769.21
  5. Step 5: Solve for x
    x = 34,117,528,769.21/212,070.82
  6. Step 6: Final answer
    x = 160,878.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.