Home / 98,834.84-136,256.51-62,518.22

Finding the Fourth Proportional to 98,834.84, 136,256.51 and 62,518.22

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Solution

The fourth proportional to 98,834.84, 136,256.51 and 62,518.22 is: 86,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,834.84 : 136,256.51 = 62,518.22 : x
  2. Step 2: Convert to fraction form
    98,834.84/136,256.51 = 62,518.22/x
  3. Step 3: Cross multiply
    98,834.84x = 136,256.51 × 62,518.22
  4. Step 4: Simplify right side
    98,834.84x = 8,518,514,468.61
  5. Step 5: Solve for x
    x = 8,518,514,468.61/98,834.84
  6. Step 6: Final answer
    x = 86,189.39

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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.