Home / 91,168.04-125,768.76-59,325.32

Finding the Fourth Proportional to 91,168.04, 125,768.76 and 59,325.32

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Solution

The fourth proportional to 91,168.04, 125,768.76 and 59,325.32 is: 81,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,168.04 : 125,768.76 = 59,325.32 : x
  2. Step 2: Convert to fraction form
    91,168.04/125,768.76 = 59,325.32/x
  3. Step 3: Cross multiply
    91,168.04x = 125,768.76 × 59,325.32
  4. Step 4: Simplify right side
    91,168.04x = 7,461,271,933.00
  5. Step 5: Solve for x
    x = 7,461,271,933.00/91,168.04
  6. Step 6: Final answer
    x = 81,840.87

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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.