Home / 217,345.36-326,015.40-59,573.68

Finding the Fourth Proportional to 217,345.36, 326,015.40 and 59,573.68

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Solution

The fourth proportional to 217,345.36, 326,015.40 and 59,573.68 is: 89,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,345.36 : 326,015.40 = 59,573.68 : x
  2. Step 2: Convert to fraction form
    217,345.36/326,015.40 = 59,573.68/x
  3. Step 3: Cross multiply
    217,345.36x = 326,015.40 × 59,573.68
  4. Step 4: Simplify right side
    217,345.36x = 19,421,937,114.67
  5. Step 5: Solve for x
    x = 19,421,937,114.67/217,345.36
  6. Step 6: Final answer
    x = 89,359.80

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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.