Home / 110,530.98-152,527.86-62,783.64

Finding the Fourth Proportional to 110,530.98, 152,527.86 and 62,783.64

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Solution

The fourth proportional to 110,530.98, 152,527.86 and 62,783.64 is: 86,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,530.98 : 152,527.86 = 62,783.64 : x
  2. Step 2: Convert to fraction form
    110,530.98/152,527.86 = 62,783.64/x
  3. Step 3: Cross multiply
    110,530.98x = 152,527.86 × 62,783.64
  4. Step 4: Simplify right side
    110,530.98x = 9,576,254,252.21
  5. Step 5: Solve for x
    x = 9,576,254,252.21/110,530.98
  6. Step 6: Final answer
    x = 86,638.64

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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.