Home / 153,055.13-229,585.02-58,290.55

Finding the Fourth Proportional to 153,055.13, 229,585.02 and 58,290.55

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Solution

The fourth proportional to 153,055.13, 229,585.02 and 58,290.55 is: 87,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,055.13 : 229,585.02 = 58,290.55 : x
  2. Step 2: Convert to fraction form
    153,055.13/229,585.02 = 58,290.55/x
  3. Step 3: Cross multiply
    153,055.13x = 229,585.02 × 58,290.55
  4. Step 4: Simplify right side
    153,055.13x = 13,382,637,914.31
  5. Step 5: Solve for x
    x = 13,382,637,914.31/153,055.13
  6. Step 6: Final answer
    x = 87,436.72

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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.