Home / 124,368.35-171,627.67-67,779.23

Finding the Fourth Proportional to 124,368.35, 171,627.67 and 67,779.23

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Solution

The fourth proportional to 124,368.35, 171,627.67 and 67,779.23 is: 93,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,368.35 : 171,627.67 = 67,779.23 : x
  2. Step 2: Convert to fraction form
    124,368.35/171,627.67 = 67,779.23/x
  3. Step 3: Cross multiply
    124,368.35x = 171,627.67 × 67,779.23
  4. Step 4: Simplify right side
    124,368.35x = 11,632,791,319.29
  5. Step 5: Solve for x
    x = 11,632,791,319.29/124,368.35
  6. Step 6: Final answer
    x = 93,534.98

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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.