Home / 107,807.04-148,776.84-62,485.20

Finding the Fourth Proportional to 107,807.04, 148,776.84 and 62,485.20

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Solution

The fourth proportional to 107,807.04, 148,776.84 and 62,485.20 is: 86,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,807.04 : 148,776.84 = 62,485.20 : x
  2. Step 2: Convert to fraction form
    107,807.04/148,776.84 = 62,485.20/x
  3. Step 3: Cross multiply
    107,807.04x = 148,776.84 × 62,485.20
  4. Step 4: Simplify right side
    107,807.04x = 9,296,350,602.77
  5. Step 5: Solve for x
    x = 9,296,350,602.77/107,807.04
  6. Step 6: Final answer
    x = 86,231.39

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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.