Home / 124,272.16-171,499.88-70,555.40

Finding the Fourth Proportional to 124,272.16, 171,499.88 and 70,555.40

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Solution

The fourth proportional to 124,272.16, 171,499.88 and 70,555.40 is: 97,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,272.16 : 171,499.88 = 70,555.40 : x
  2. Step 2: Convert to fraction form
    124,272.16/171,499.88 = 70,555.40/x
  3. Step 3: Cross multiply
    124,272.16x = 171,499.88 × 70,555.40
  4. Step 4: Simplify right side
    124,272.16x = 12,100,242,633.35
  5. Step 5: Solve for x
    x = 12,100,242,633.35/124,272.16
  6. Step 6: Final answer
    x = 97,368.89

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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.