Home / 98,030.07-146,808.27-55,782.18

Finding the Fourth Proportional to 98,030.07, 146,808.27 and 55,782.18

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Solution

The fourth proportional to 98,030.07, 146,808.27 and 55,782.18 is: 83,538.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,030.07 : 146,808.27 = 55,782.18 : x
  2. Step 2: Convert to fraction form
    98,030.07/146,808.27 = 55,782.18/x
  3. Step 3: Cross multiply
    98,030.07x = 146,808.27 × 55,782.18
  4. Step 4: Simplify right side
    98,030.07x = 8,189,285,342.63
  5. Step 5: Solve for x
    x = 8,189,285,342.63/98,030.07
  6. Step 6: Final answer
    x = 83,538.50

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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.