Home / 124,368.86-171,624.02-67,779.02

Finding the Fourth Proportional to 124,368.86, 171,624.02 and 67,779.02

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Solution

The fourth proportional to 124,368.86, 171,624.02 and 67,779.02 is: 93,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,368.86 : 171,624.02 = 67,779.02 : x
  2. Step 2: Convert to fraction form
    124,368.86/171,624.02 = 67,779.02/x
  3. Step 3: Cross multiply
    124,368.86x = 171,624.02 × 67,779.02
  4. Step 4: Simplify right side
    124,368.86x = 11,632,507,884.06
  5. Step 5: Solve for x
    x = 11,632,507,884.06/124,368.86
  6. Step 6: Final answer
    x = 93,532.32

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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.