Home / 110,040.80-151,856.76-62,303.36

Finding the Fourth Proportional to 110,040.80, 151,856.76 and 62,303.36

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Solution

The fourth proportional to 110,040.80, 151,856.76 and 62,303.36 is: 85,978.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,040.80 : 151,856.76 = 62,303.36 : x
  2. Step 2: Convert to fraction form
    110,040.80/151,856.76 = 62,303.36/x
  3. Step 3: Cross multiply
    110,040.80x = 151,856.76 × 62,303.36
  4. Step 4: Simplify right side
    110,040.80x = 9,461,186,386.71
  5. Step 5: Solve for x
    x = 9,461,186,386.71/110,040.80
  6. Step 6: Final answer
    x = 85,978.89

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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.