Home / 70,343.85-97,075.08-38,513.01

Finding the Fourth Proportional to 70,343.85, 97,075.08 and 38,513.01

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Solution

The fourth proportional to 70,343.85, 97,075.08 and 38,513.01 is: 53,148.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,343.85 : 97,075.08 = 38,513.01 : x
  2. Step 2: Convert to fraction form
    70,343.85/97,075.08 = 38,513.01/x
  3. Step 3: Cross multiply
    70,343.85x = 97,075.08 × 38,513.01
  4. Step 4: Simplify right side
    70,343.85x = 3,738,653,526.79
  5. Step 5: Solve for x
    x = 3,738,653,526.79/70,343.85
  6. Step 6: Final answer
    x = 53,148.26

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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.