Home / 97,303.04-145,954.56-75,148.74

Finding the Fourth Proportional to 97,303.04, 145,954.56 and 75,148.74

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Solution

The fourth proportional to 97,303.04, 145,954.56 and 75,148.74 is: 112,723.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,303.04 : 145,954.56 = 75,148.74 : x
  2. Step 2: Convert to fraction form
    97,303.04/145,954.56 = 75,148.74/x
  3. Step 3: Cross multiply
    97,303.04x = 145,954.56 × 75,148.74
  4. Step 4: Simplify right side
    97,303.04x = 10,968,301,281.25
  5. Step 5: Solve for x
    x = 10,968,301,281.25/97,303.04
  6. Step 6: Final answer
    x = 112,723.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.