Home / 89,632.07-134,416.68-26,435.40

Finding the Fourth Proportional to 89,632.07, 134,416.68 and 26,435.40

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Solution

The fourth proportional to 89,632.07, 134,416.68 and 26,435.40 is: 39,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,632.07 : 134,416.68 = 26,435.40 : x
  2. Step 2: Convert to fraction form
    89,632.07/134,416.68 = 26,435.40/x
  3. Step 3: Cross multiply
    89,632.07x = 134,416.68 × 26,435.40
  4. Step 4: Simplify right side
    89,632.07x = 3,553,358,702.47
  5. Step 5: Solve for x
    x = 3,553,358,702.47/89,632.07
  6. Step 6: Final answer
    x = 39,643.83

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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.