Home / 52,303.64-78,740.06-47,653.52

Finding the Fourth Proportional to 52,303.64, 78,740.06 and 47,653.52

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Solution

The fourth proportional to 52,303.64, 78,740.06 and 47,653.52 is: 71,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,303.64 : 78,740.06 = 47,653.52 : x
  2. Step 2: Convert to fraction form
    52,303.64/78,740.06 = 47,653.52/x
  3. Step 3: Cross multiply
    52,303.64x = 78,740.06 × 47,653.52
  4. Step 4: Simplify right side
    52,303.64x = 3,752,241,024.01
  5. Step 5: Solve for x
    x = 3,752,241,024.01/52,303.64
  6. Step 6: Final answer
    x = 71,739.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.