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Finding the Fourth Proportional to 110,653.50, 152,703.65 and 60,352.50

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Solution

The fourth proportional to 110,653.50, 152,703.65 and 60,352.50 is: 83,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,653.50 : 152,703.65 = 60,352.50 : x
  2. Step 2: Convert to fraction form
    110,653.50/152,703.65 = 60,352.50/x
  3. Step 3: Cross multiply
    110,653.50x = 152,703.65 × 60,352.50
  4. Step 4: Simplify right side
    110,653.50x = 9,216,047,187.51
  5. Step 5: Solve for x
    x = 9,216,047,187.51/110,653.50
  6. Step 6: Final answer
    x = 83,287.44

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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.