Home / 124,302.16-171,538.08-70,588.28

Finding the Fourth Proportional to 124,302.16, 171,538.08 and 70,588.28

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Solution

The fourth proportional to 124,302.16, 171,538.08 and 70,588.28 is: 97,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,302.16 : 171,538.08 = 70,588.28 : x
  2. Step 2: Convert to fraction form
    124,302.16/171,538.08 = 70,588.28/x
  3. Step 3: Cross multiply
    124,302.16x = 171,538.08 × 70,588.28
  4. Step 4: Simplify right side
    124,302.16x = 12,108,578,021.70
  5. Step 5: Solve for x
    x = 12,108,578,021.70/124,302.16
  6. Step 6: Final answer
    x = 97,412.45

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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.