Home / 70,501.65-97,291.73-38,670.32

Finding the Fourth Proportional to 70,501.65, 97,291.73 and 38,670.32

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Solution

The fourth proportional to 70,501.65, 97,291.73 and 38,670.32 is: 53,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,501.65 : 97,291.73 = 38,670.32 : x
  2. Step 2: Convert to fraction form
    70,501.65/97,291.73 = 38,670.32/x
  3. Step 3: Cross multiply
    70,501.65x = 97,291.73 × 38,670.32
  4. Step 4: Simplify right side
    70,501.65x = 3,762,302,332.45
  5. Step 5: Solve for x
    x = 3,762,302,332.45/70,501.65
  6. Step 6: Final answer
    x = 53,364.74

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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.