Home / 153,007.36-229,417.08-53,124.64

Finding the Fourth Proportional to 153,007.36, 229,417.08 and 53,124.64

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Solution

The fourth proportional to 153,007.36, 229,417.08 and 53,124.64 is: 79,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,007.36 : 229,417.08 = 53,124.64 : x
  2. Step 2: Convert to fraction form
    153,007.36/229,417.08 = 53,124.64/x
  3. Step 3: Cross multiply
    153,007.36x = 229,417.08 × 53,124.64
  4. Step 4: Simplify right side
    153,007.36x = 12,187,699,784.85
  5. Step 5: Solve for x
    x = 12,187,699,784.85/153,007.36
  6. Step 6: Final answer
    x = 79,654.34

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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.