Home / 98,966.25-136,582.08-54,262.89

Finding the Fourth Proportional to 98,966.25, 136,582.08 and 54,262.89

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Solution

The fourth proportional to 98,966.25, 136,582.08 and 54,262.89 is: 74,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,966.25 : 136,582.08 = 54,262.89 : x
  2. Step 2: Convert to fraction form
    98,966.25/136,582.08 = 54,262.89/x
  3. Step 3: Cross multiply
    98,966.25x = 136,582.08 × 54,262.89
  4. Step 4: Simplify right side
    98,966.25x = 7,411,338,383.01
  5. Step 5: Solve for x
    x = 7,411,338,383.01/98,966.25
  6. Step 6: Final answer
    x = 74,887.53

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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.