Home / 86,472.48-119,323.28-63,823.84

Finding the Fourth Proportional to 86,472.48, 119,323.28 and 63,823.84

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Solution

The fourth proportional to 86,472.48, 119,323.28 and 63,823.84 is: 88,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,472.48 : 119,323.28 = 63,823.84 : x
  2. Step 2: Convert to fraction form
    86,472.48/119,323.28 = 63,823.84/x
  3. Step 3: Cross multiply
    86,472.48x = 119,323.28 × 63,823.84
  4. Step 4: Simplify right side
    86,472.48x = 7,615,669,931.00
  5. Step 5: Solve for x
    x = 7,615,669,931.00/86,472.48
  6. Step 6: Final answer
    x = 88,070.45

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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.