Home / 99,036.84-136,670.63-53,714.59

Finding the Fourth Proportional to 99,036.84, 136,670.63 and 53,714.59

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Solution

The fourth proportional to 99,036.84, 136,670.63 and 53,714.59 is: 74,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,036.84 : 136,670.63 = 53,714.59 : x
  2. Step 2: Convert to fraction form
    99,036.84/136,670.63 = 53,714.59/x
  3. Step 3: Cross multiply
    99,036.84x = 136,670.63 × 53,714.59
  4. Step 4: Simplify right side
    99,036.84x = 7,341,206,245.24
  5. Step 5: Solve for x
    x = 7,341,206,245.24/99,036.84
  6. Step 6: Final answer
    x = 74,126.01

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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.