Home / 64,690.49-97,036.16-22,570.40

Finding the Fourth Proportional to 64,690.49, 97,036.16 and 22,570.40

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Solution

The fourth proportional to 64,690.49, 97,036.16 and 22,570.40 is: 33,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,690.49 : 97,036.16 = 22,570.40 : x
  2. Step 2: Convert to fraction form
    64,690.49/97,036.16 = 22,570.40/x
  3. Step 3: Cross multiply
    64,690.49x = 97,036.16 × 22,570.40
  4. Step 4: Simplify right side
    64,690.49x = 2,190,144,347.63
  5. Step 5: Solve for x
    x = 2,190,144,347.63/64,690.49
  6. Step 6: Final answer
    x = 33,855.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.