Home / 70,312.96-97,032.18-38,484.82

Finding the Fourth Proportional to 70,312.96, 97,032.18 and 38,484.82

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Solution

The fourth proportional to 70,312.96, 97,032.18 and 38,484.82 is: 53,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,312.96 : 97,032.18 = 38,484.82 : x
  2. Step 2: Convert to fraction form
    70,312.96/97,032.18 = 38,484.82/x
  3. Step 3: Cross multiply
    70,312.96x = 97,032.18 × 38,484.82
  4. Step 4: Simplify right side
    70,312.96x = 3,734,266,030.64
  5. Step 5: Solve for x
    x = 3,734,266,030.64/70,312.96
  6. Step 6: Final answer
    x = 53,109.21

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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.