Home / 145,522.90-217,934.16-98,633.62

Finding the Fourth Proportional to 145,522.90, 217,934.16 and 98,633.62

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Solution

The fourth proportional to 145,522.90, 217,934.16 and 98,633.62 is: 147,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,522.90 : 217,934.16 = 98,633.62 : x
  2. Step 2: Convert to fraction form
    145,522.90/217,934.16 = 98,633.62/x
  3. Step 3: Cross multiply
    145,522.90x = 217,934.16 × 98,633.62
  4. Step 4: Simplify right side
    145,522.90x = 21,495,635,122.46
  5. Step 5: Solve for x
    x = 21,495,635,122.46/145,522.90
  6. Step 6: Final answer
    x = 147,713.08

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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.