Home / 218,303.52-301,148.63-127,600.23

Finding the Fourth Proportional to 218,303.52, 301,148.63 and 127,600.23

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Solution

The fourth proportional to 218,303.52, 301,148.63 and 127,600.23 is: 176,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,303.52 : 301,148.63 = 127,600.23 : x
  2. Step 2: Convert to fraction form
    218,303.52/301,148.63 = 127,600.23/x
  3. Step 3: Cross multiply
    218,303.52x = 301,148.63 × 127,600.23
  4. Step 4: Simplify right side
    218,303.52x = 38,426,633,814.18
  5. Step 5: Solve for x
    x = 38,426,633,814.18/218,303.52
  6. Step 6: Final answer
    x = 176,023.89

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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.