Home / 70,527.16-97,333.64-38,702.28

Finding the Fourth Proportional to 70,527.16, 97,333.64 and 38,702.28

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Solution

The fourth proportional to 70,527.16, 97,333.64 and 38,702.28 is: 53,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,527.16 : 97,333.64 = 38,702.28 : x
  2. Step 2: Convert to fraction form
    70,527.16/97,333.64 = 38,702.28/x
  3. Step 3: Cross multiply
    70,527.16x = 97,333.64 × 38,702.28
  4. Step 4: Simplify right side
    70,527.16x = 3,767,033,788.70
  5. Step 5: Solve for x
    x = 3,767,033,788.70/70,527.16
  6. Step 6: Final answer
    x = 53,412.53

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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.