Home / 70,547.14-97,356.90-40,337.38

Finding the Fourth Proportional to 70,547.14, 97,356.90 and 40,337.38

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Solution

The fourth proportional to 70,547.14, 97,356.90 and 40,337.38 is: 55,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,547.14 : 97,356.90 = 40,337.38 : x
  2. Step 2: Convert to fraction form
    70,547.14/97,356.90 = 40,337.38/x
  3. Step 3: Cross multiply
    70,547.14x = 97,356.90 × 40,337.38
  4. Step 4: Simplify right side
    70,547.14x = 3,927,122,270.92
  5. Step 5: Solve for x
    x = 3,927,122,270.92/70,547.14
  6. Step 6: Final answer
    x = 55,666.64

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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.