Home / 67,637.34-93,332.36-37,421.90

Finding the Fourth Proportional to 67,637.34, 93,332.36 and 37,421.90

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Solution

The fourth proportional to 67,637.34, 93,332.36 and 37,421.90 is: 51,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,637.34 : 93,332.36 = 37,421.90 : x
  2. Step 2: Convert to fraction form
    67,637.34/93,332.36 = 37,421.90/x
  3. Step 3: Cross multiply
    67,637.34x = 93,332.36 × 37,421.90
  4. Step 4: Simplify right side
    67,637.34x = 3,492,674,242.68
  5. Step 5: Solve for x
    x = 3,492,674,242.68/67,637.34
  6. Step 6: Final answer
    x = 51,638.26

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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.