Home / 98,557.67-136,009.64-53,235.65

Finding the Fourth Proportional to 98,557.67, 136,009.64 and 53,235.65

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Solution

The fourth proportional to 98,557.67, 136,009.64 and 53,235.65 is: 73,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,557.67 : 136,009.64 = 53,235.65 : x
  2. Step 2: Convert to fraction form
    98,557.67/136,009.64 = 53,235.65/x
  3. Step 3: Cross multiply
    98,557.67x = 136,009.64 × 53,235.65
  4. Step 4: Simplify right side
    98,557.67x = 7,240,561,332.89
  5. Step 5: Solve for x
    x = 7,240,561,332.89/98,557.67
  6. Step 6: Final answer
    x = 73,465.23

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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.