Home / 99,036.46-136,668.18-56,010.28

Finding the Fourth Proportional to 99,036.46, 136,668.18 and 56,010.28

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Solution

The fourth proportional to 99,036.46, 136,668.18 and 56,010.28 is: 77,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,036.46 : 136,668.18 = 56,010.28 : x
  2. Step 2: Convert to fraction form
    99,036.46/136,668.18 = 56,010.28/x
  3. Step 3: Cross multiply
    99,036.46x = 136,668.18 × 56,010.28
  4. Step 4: Simplify right side
    99,036.46x = 7,654,823,028.89
  5. Step 5: Solve for x
    x = 7,654,823,028.89/99,036.46
  6. Step 6: Final answer
    x = 77,292.98

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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.