Home / 70,534.34-97,337.12-38,703.77

Finding the Fourth Proportional to 70,534.34, 97,337.12 and 38,703.77

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Solution

The fourth proportional to 70,534.34, 97,337.12 and 38,703.77 is: 53,411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,534.34 : 97,337.12 = 38,703.77 : x
  2. Step 2: Convert to fraction form
    70,534.34/97,337.12 = 38,703.77/x
  3. Step 3: Cross multiply
    70,534.34x = 97,337.12 × 38,703.77
  4. Step 4: Simplify right side
    70,534.34x = 3,767,312,824.74
  5. Step 5: Solve for x
    x = 3,767,312,824.74/70,534.34
  6. Step 6: Final answer
    x = 53,411.05

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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.