Home / 153,004.83-229,081.59-77,963.19

Finding the Fourth Proportional to 153,004.83, 229,081.59 and 77,963.19

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Solution

The fourth proportional to 153,004.83, 229,081.59 and 77,963.19 is: 116,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,004.83 : 229,081.59 = 77,963.19 : x
  2. Step 2: Convert to fraction form
    153,004.83/229,081.59 = 77,963.19/x
  3. Step 3: Cross multiply
    153,004.83x = 229,081.59 × 77,963.19
  4. Step 4: Simplify right side
    153,004.83x = 17,859,931,526.67
  5. Step 5: Solve for x
    x = 17,859,931,526.67/153,004.83
  6. Step 6: Final answer
    x = 116,727.89

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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.