Home / 107,530.13-148,390.79-59,783.06

Finding the Fourth Proportional to 107,530.13, 148,390.79 and 59,783.06

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Solution

The fourth proportional to 107,530.13, 148,390.79 and 59,783.06 is: 82,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,530.13 : 148,390.79 = 59,783.06 : x
  2. Step 2: Convert to fraction form
    107,530.13/148,390.79 = 59,783.06/x
  3. Step 3: Cross multiply
    107,530.13x = 148,390.79 × 59,783.06
  4. Step 4: Simplify right side
    107,530.13x = 8,871,255,574.08
  5. Step 5: Solve for x
    x = 8,871,255,574.08/107,530.13
  6. Step 6: Final answer
    x = 82,500.18

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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.